if "blah" not in somestring: continue
type('hello world') == str # output: True type(10) == str # output: False
def is_value_in_string(value: str, the_string: str): return value in the_string.lower()
if var == 'stringone' or var == 'stringtwo': do_something()
if var == 'stringone' or var == 'stringtwo': dosomething()
if var in ('stringone', 'stringtwo'): dosomething()
if (var is 'stringone') or 'stringtwo': dosomething()
if var is 'stringone' or 'stringtwo': dosomething()
if var in ['string one', 'string two']: do_something()