# Buggy code
def typify(value, type_hint=None):
    """Take a primitive value, usually a string, and try to make a more relevant type out of it.
    An optional type_hint will try to coerce the value to that type.

    Args:
        value (Any): Usually a string, not a sequence
        type_hint (type or Tuple[type]):

    Examples:
        >>> typify('32')
        32
        >>> typify('32', float)
        32.0
        >>> typify('32.0')
        32.0
        >>> typify('32.0.0')
        '32.0.0'
        >>> [typify(x) for x in ('true', 'yes', 'on')]
        [True, True, True]
        >>> [typify(x) for x in ('no', 'FALSe', 'off')]
        [False, False, False]
        >>> [typify(x) for x in ('none', 'None', None)]
        [None, None, None]

    """
    # value must be a string, or there at least needs to be a type hint
    if isinstance(value, string_types):
        value = value.strip()
    elif type_hint is None:
        # can't do anything because value isn't a string and there's no type hint
        return value

    # now we either have a stripped string, a type hint, or both
    # use the hint if it exists
    if isiterable(type_hint):
        if isinstance(type_hint, type) and issubclass(type_hint, Enum):
            try:
                return type_hint(value)
            except ValueError:
                return type_hint[value]
        type_hint = set(type_hint)
        if not (type_hint - NUMBER_TYPES_SET):
            return numberify(value)
        elif not (type_hint - STRING_TYPES_SET):
            return text_type(value)
        elif not (type_hint - {bool, NoneType}):
            return boolify(value, nullable=True)
        elif not (type_hint - (STRING_TYPES_SET | {bool})):
            return boolify(value, return_string=True)
        elif not (type_hint - (STRING_TYPES_SET | {NoneType})):
            value = text_type(value)
            return None if value.lower() == "none" else value
        elif not (type_hint - {bool, int}):
            return typify_str_no_hint(text_type(value))
        else:
            raise NotImplementedError()
    elif type_hint is not None:
        # coerce using the type hint, or use boolify for bool
        try:
            return boolify(value) if type_hint == bool else type_hint(value)
        except ValueError as e:
            # ValueError: invalid literal for int() with base 10: 'nope'
            raise TypeCoercionError(value, text_type(e))
    else:
        # no type hint, but we know value is a string, so try to match with the regex patterns
        #   if there's still no match, `typify_str_no_hint` will return `value`
        return typify_str_no_hint(value)


# Traceback (RuntimeError)
error: RuntimeError('Could not run any SAT solver.')
command: C:\Tools\Progs\python\anaconda3\scripts\conda-script.py install -p C:\Tools\Progs\python\anaconda3 -y anaconda-client==1.7.2
user_agent: conda/4.6.1 requests/2.21.0 CPython/3.7.1 Windows/10 Windows/10.0.15063
_messageid: -9223372036617369659
_messagetime: 1548779675918 / 2019-01-29 10:34:35

Traceback (most recent call last):
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\exceptions.py", line 1001, in __call__
return func(*args, **kwargs)
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\cli\main.py", line 84, in _main
exit_code = do_call(args, p)
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\cli\conda_argparse.py", line 81, in do_call
exit_code = getattr(module, func_name)(args, parser)
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\cli\main_install.py", line 21, in execute
install(args, parser, 'install')
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\cli\install.py", line 250, in install
force_reinstall=context.force_reinstall or context.force,
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\core\solve.py", line 107, in solve_for_transaction
force_remove, force_reinstall)
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\core\solve.py", line 145, in solve_for_diff
force_remove)
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\core\solve.py", line 240, in solve_final_state
ssc = self._find_inconsistent_packages(ssc)
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\core\solve.py", line 342, in _find_inconsistent_packages
_, inconsistent_precs = ssc.r.bad_installed(ssc.solution_precs, ())
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\resolve.py", line 896, in bad_installed
C = r2.gen_clauses()
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\common\io.py", line 85, in decorated
return f(*args, **kwds)
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\resolve.py", line 668, in gen_clauses
C = Clauses(sat_solver_cls=get_sat_solver_cls(context.sat_solver))
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\_vendor\auxlib\decorators.py", line 56, in _memoized_func
result = func(*args, **kwargs)
File "C:\Tools\Progs\python\anaconda3\lib\site-packages\conda\common\logic.py", line 293, in get_sat_solver_cls
raise RuntimeError('Could not run any SAT solver.')
RuntimeError: Could not run any SAT solver.

# Fixed code
def typify(value, type_hint=None):
    """Take a primitive value, usually a string, and try to make a more relevant type out of it.
    An optional type_hint will try to coerce the value to that type.

    Args:
        value (Any): Usually a string, not a sequence
        type_hint (type or Tuple[type]):

    Examples:
        >>> typify('32')
        32
        >>> typify('32', float)
        32.0
        >>> typify('32.0')
        32.0
        >>> typify('32.0.0')
        '32.0.0'
        >>> [typify(x) for x in ('true', 'yes', 'on')]
        [True, True, True]
        >>> [typify(x) for x in ('no', 'FALSe', 'off')]
        [False, False, False]
        >>> [typify(x) for x in ('none', 'None', None)]
        [None, None, None]

    """
    # value must be a string, or there at least needs to be a type hint
    if isinstance(value, string_types):
        value = value.strip()
    elif type_hint is None:
        # can't do anything because value isn't a string and there's no type hint
        return value

    # now we either have a stripped string, a type hint, or both
    # use the hint if it exists
    if isiterable(type_hint):
        if isinstance(type_hint, type) and issubclass(type_hint, Enum):
            try:
                return type_hint(value)
            except ValueError as e:
                try:
                    return type_hint[value]
                except KeyError:
                    raise TypeCoercionError(value, text_type(e))
        type_hint = set(type_hint)
        if not (type_hint - NUMBER_TYPES_SET):
            return numberify(value)
        elif not (type_hint - STRING_TYPES_SET):
            return text_type(value)
        elif not (type_hint - {bool, NoneType}):
            return boolify(value, nullable=True)
        elif not (type_hint - (STRING_TYPES_SET | {bool})):
            return boolify(value, return_string=True)
        elif not (type_hint - (STRING_TYPES_SET | {NoneType})):
            value = text_type(value)
            return None if value.lower() == "none" else value
        elif not (type_hint - {bool, int}):
            return typify_str_no_hint(text_type(value))
        else:
            raise NotImplementedError()
    elif type_hint is not None:
        # coerce using the type hint, or use boolify for bool
        try:
            return boolify(value) if type_hint == bool else type_hint(value)
        except ValueError as e:
            # ValueError: invalid literal for int() with base 10: 'nope'
            raise TypeCoercionError(value, text_type(e))
    else:
        # no type hint, but we know value is a string, so try to match with the regex patterns
        #   if there's still no match, `typify_str_no_hint` will return `value`
        return typify_str_no_hint(value)