python regular expression
import re # The string you want to find a pattern within test_string = 'Hello greppers!' # Creating a regular expression pattern # This is a simple one which finds "Hello" pattern = re.compile(r'Hello') # This locates and returns all the occurences of the pattern # within the test_string match = pattern.finditer(test_string) # Outputs all the ocurrences which were returned as # as match objects for match in matches: print(match)
