'Lesson 1 Matching Literal String non case sensitivity.
Most regex implementations also support matches that are not case sensitive. In python you can use re.IGNORECASE, in
Javascript you can specify the optional i flag.
In Ben\'s book you can see more languages.'

def test_matching_literal_text_not_case_sensitivity(self):

    string = "Hello,    my    name    is    Felix    or    felix    and    this    koans    is    based    on    the    Ben's    book:    Regular    Expressions    in    10    minutes."
    self.assertEqual(re.findall('felix', string), __)
    self.assertEqual(re.findall('felix', string, re.IGNORECASE), __)
