Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''

    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''

return (planet_names[planet2_index + 1 : planet1_index])

    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''

    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")

        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")

    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")

    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")

    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")

        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")

    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")

return (planet_names[planet2_index + 1 : planet1_index])

    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")

    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:

    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:

    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

        return ()
    planet1_index = planet_names.index(planet1)

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:

    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:

        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:

    else:
        return (planet_names[planet2_index + 1 : planet1_index])

        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:

return (planet_names[planet2_index + 1 : planet1_index])

        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:

        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()

    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()

    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()

        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()

    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()

return (planet_names[planet2_index + 1 : planet1_index])

    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()

    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)

    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)

        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)

    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)

return (planet_names[planet2_index + 1 : planet1_index])

    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)

    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)

        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)

    else:
        return (planet_names[planet2_index + 1 : planet1_index])

    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)

return (planet_names[planet2_index + 1 : planet1_index])

    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)

    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:

    else:
        return (planet_names[planet2_index + 1 : planet1_index])

return (planet_names[planet1_index + 1: planet2_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:

return (planet_names[planet2_index + 1 : planet1_index])

        return (planet_names[planet1_index + 1: planet2_index])
    else:

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:

        return (planet_names[planet1_index + 1: planet2_index])
    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])

return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])

    else:
        return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def bf(planet1, planet2):
    '''
    There are eight planets in our solar system: the closerst to the Sun
    is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
    Uranus, Neptune.
    Write a function that takes two planet names as strings planet1 and planet2.
    The function should return a tuple containing all planets whose orbits are
    located between the orbit of planet1 and the orbit of planet2, sorted by
    the proximity to the sun.
    The function should return an empty tuple if planet1 or planet2
    are not correct planet names.
    Examples
    bf("Jupiter", "Neptune") ==> ("Saturn", "Uranus")
    bf("Earth", "Mercury") ==> ("Venus")
    bf("Mercury", "Uranus") ==> ("Venus", "Earth", "Mars", "Jupiter", "Saturn")
    '''
    planet_names = ("Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune")
    if planet1 not in planet_names or planet2 not in planet_names or planet1 == planet2:
        return ()
    planet1_index = planet_names.index(planet1)
    planet2_index = planet_names.index(planet2)
    if planet1_index < planet2_index:
        return (planet_names[planet1_index + 1: planet2_index])
    else:

return (planet_names[planet2_index + 1 : planet1_index])

def check(candidate):

    # Check some simple cases
    assert candidate("Jupiter", "Neptune") == ("Saturn", "Uranus"), "First test error: " + str(len(candidate("Jupiter", "Neptune")))
    assert candidate("Earth", "Mercury") == ("Venus",), "Second test error: " + str(candidate("Earth", "Mercury"))
    assert candidate("Mercury", "Uranus") == ("Venus", "Earth", "Mars", "Jupiter", "Saturn"), "Third test error: " + str(candidate("Mercury", "Uranus"))
    assert candidate("Neptune", "Venus") == ("Earth", "Mars", "Jupiter", "Saturn", "Uranus"), "Fourth test error: " + str(candidate("Neptune", "Venus"))

    # Check some edge cases that are easy to work out by hand.
    assert candidate("Earth", "Earth") == ()
    assert candidate("Mars", "Earth") == ()
    assert candidate("Jupiter", "Makemake") == ()


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """

    new_lst = []
    for i in lst:
        if len(i)%2 == 0:
            new_lst.append(i)
    return sorted(new_lst, key=len)

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """

    for i in lst:
        if len(i)%2 == 0:
            new_lst.append(i)
    return sorted(new_lst, key=len)

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """

        if len(i)%2 == 0:
            new_lst.append(i)
    return sorted(new_lst, key=len)

    lst.sort()
    new_lst = []
    for i in lst:

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """

            new_lst.append(i)
    return sorted(new_lst, key=len)

    lst.sort()
    new_lst = []
    for i in lst:
        if len(i)%2 == 0:

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """

    lst.sort()
    new_lst = []
    for i in lst:
        if len(i)%2 == 0:
            new_lst.append(i)

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """

    lst.sort()
    new_lst = []
    for i in lst:
        if len(i)%2 == 0:
            new_lst.append(i)
    return sorted(new_lst, key=len)

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """
    lst.sort()

    for i in lst:
        if len(i)%2 == 0:
            new_lst.append(i)
    return sorted(new_lst, key=len)

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """
    lst.sort()

        if len(i)%2 == 0:
            new_lst.append(i)
    return sorted(new_lst, key=len)

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """
    lst.sort()

            new_lst.append(i)
    return sorted(new_lst, key=len)

    new_lst = []
    for i in lst:
        if len(i)%2 == 0:

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """
    lst.sort()

    new_lst = []
    for i in lst:
        if len(i)%2 == 0:
            new_lst.append(i)

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """
    lst.sort()

    new_lst = []
    for i in lst:
        if len(i)%2 == 0:
            new_lst.append(i)
    return sorted(new_lst, key=len)

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """
    lst.sort()
    new_lst = []

        if len(i)%2 == 0:
            new_lst.append(i)
    return sorted(new_lst, key=len)

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]


Prompt:
def sorted_list_sum(lst):
    """Write a function that accepts a list of strings as a parameter,
    deletes the strings that have odd lengths from it,
    and returns the resulted list with a sorted order,
    The list is always a list of strings and never an array of numbers,
    and it may contain duplicates.
    The order of the list should be ascending by length of each word, and you
    should return the list sorted by that rule.
    If two words have the same length, sort the list alphabetically.
    The function should return a list of strings in sorted order.
    You may assume that all words will have the same length.
    For example:
    assert list_sort(["aa", "a", "aaa"]) => ["aa"]
    assert list_sort(["ab", "a", "aaa", "cd"]) => ["ab", "cd"]
    """
    lst.sort()
    new_lst = []

            new_lst.append(i)
    return sorted(new_lst, key=len)

    for i in lst:
        if len(i)%2 == 0:

def check(candidate):

    # Check some simple cases
    assert candidate(["aa", "a", "aaa"]) == ["aa"]
    assert candidate(["school", "AI", "asdf", "b"]) == ["AI", "asdf", "school"]
    assert candidate(["d", "b", "c", "a"]) == []
    assert candidate(["d", "dcba", "abcd", "a"]) == ["abcd", "dcba"]

    # Check some edge cases that are easy to work out by hand.
    assert candidate(["AI", "ai", "au"]) == ["AI", "ai", "au"]
    assert candidate(["a", "b", "b", "c", "c", "a"]) == []
    assert candidate(['aaaa', 'bbbb', 'dd', 'cc']) == ["cc", "dd", "aaaa", "bbbb"]