python string in list code example

Example 1: if string is in array python

if item in my_list:
    # whatever

Example 2: if list item in string python

if any(ext in url_string for ext in extensionsToCheck):
    print(url_string)

Example 3: python find string in list

list1 = ["a", "b", "c"]

isBInList = "b" in list1 # True