Simple regular-expression example. : search « Regular Expressions « Python Tutorial

1. Python Tutorial
2. Regular Expressions
3. search

import re

# list of strings to search and expressions used to search
testStrings = [ "Hello World", "Hello world!", "hello world" ]
expressions = [ "hello", "Hello", "world!" ]

# search every expression in every string
for string in testStrings:
   for expression in expressions:
      if re.search( expression, string ):
         print expression, "found in string", string
      else:
         print expression, "not found in string", string
   print