python not contains code example
Example 1: python string contains
>>> str = "Messi is the best soccer player"
>>> "soccer" in str
True
>>> "football" in str
False
Example 2: python string does not contain
str = '£35,000 per year'
# check for '£' character in the string
'£' not in str
# >> False
'£' in str
# >> True