Python: Find the occurrence and position of the substrings within a string

Python Regular Expression: Exercise-22 with Solution

Write a Python program to find the occurrence and position of substrings within a string.

Sample Solution:

Python Code:

import re
text = 'Python exercises, PHP exercises, C# exercises'
pattern = 'exercises'
for match in re.finditer(pattern, text):
    s = match.start()
    e = match.end()
    print('Found "%s" at %d:%d' % (text[s:e], s, e))
	

Sample Output:

Found "exercises" at 7:16                                                                                     
Found "exercises" at 22:31                                                                                    
Found "exercises" at 36:45

Pictorial Presentation:

Flowchart:

Python Code Editor:

Have another way to solve this solution? Contribute your code (and comments) through Disqus.

Previous: Write a Python program to find the substrings within a string.
Next: Write a Python program to replace whitespaces with an underscore and vice versa.