Day 1
Tags: python, refresh, cheatsheet, programming
Published: 2024-07-09 05:58:36

For the initial refresh of my Python Programming started with the print statements, format, float/string display, concatenation (with/out space), displaying special character (such as \ (backslash), " (double-quotes))

For all the the programming execution used the online compilers **(link: https://www.programiz.com/python-programming/online-compiler/)**

My PC also having Python 3.12.x 

PS C:\Users\usr> python --version
**Python 3.12.3**

----- below is some sample experiments and its coding part -----



**How do you print the string “Hello, world!” to the screen?
**
`print("Hello, world!")
`

**How do you print the value of a variable name which is set to “Syed Jafer” or Your name?
**
`name="First Second"
print("Name: ", name)`

**How do you print the variables name, age, and city with labels “Name:”, “Age:”, and “City:”?
**
`name="First Second"
age=25
City="Current Place"
print("Name:", name)
print("Age:", age)
print("City:", City)`

**How do you use an f-string to print name, age, and city in the format “Name: …, Age: …, City: …”?
**
`name="First Second"
age=25
City="Current Place"
print(f"Name:", name)
print(f"Age:", age)
print(f"City:", City)`

**How do you concatenate and print the strings greeting (“Hello”) and target (“world”) with a space between them?
**
`greeting="Hello"
target="world"

print(greeting, target)`

**How do you print three lines of text with the strings “Line1”, “Line2”, and “Line3” on separate lines?
**
`text1="Line1"
text2="Line2"
text3="Line3"
print(text1+"\n"+text2+"\n"+text3)`


**How do you print the string He said, "Hello, world!" including the double quotes?
**
`print(f"\"Hello World\"")`

**How do you print the string C:\Users\Name without escaping the backslashes?
**
`print(f"c:\\Users\\Name")`

**How do you print the result of the expression 5 + 3?
**
`result=5+3
print(result)`

**another way
**
`print(5+3)`

**How do you print the strings “Hello” and “world” separated by a hyphen -?
**
`print(f"hello"+"-"+"world")`

**How do you print the string “Hello” followed by a space, and then print “world!” on the same line?
**
`print(f"Hello", "World!")`

**How do you print the value of a boolean variable is_active which is set to True?
**
`is_active=True
print(is_active)`

**How do you print the string “Hello ” three times in a row?
**
`print(3*"Hello")`

**How do you print the sentence The temperature is 22.5 degrees Celsius. using the variable temperature?
**
`temperature=22.5
print("The temperature is", temperature, "degrees Celsius")`

**How do you print name, age, and city using the .format() method in the format “Name: …, Age: …, City: …”?
**
`name="First Second"
age=25
city="Current living"
print("Name: {}, Age: {}, City: {}".format(name, age, city))`

**How do you print the value of pi (3.14159) rounded to two decimal places in the format The value of pi is approximately 3.14?
**
`pi = 22/7 #3.14159
print("Normal display as float", pi)
print("The value of pi after 2 decimal truncated using format is  {:.2f}".format(pi))`

**How do you print the words “left” and “right” with “left” left-aligned and “right” right-aligned within a width of 10 characters each?
**
`left="Left-aligned"
right="Right-Aligned"

print("Left: {:.10s} Right: {:.10s}".format(left, right))`