Sandbox::https://github.com/VenkatAdd/PythonScript/blob/master/Regex/5.FindSingleAndMultipleOccurence.py

Repository navigation

'''

Use of search method in Regular expression

1:single First match

re.search() to find the first match for a pattern.

2:Multiple Match

findall() finds *all* the matches and returns them as a list of strings, with each string representing one match.

'''

import re #import re module

#input data

inputstring='''

Hello i am Chavare Ravishakar working as data Engineeer .

I am 18 year Old and my email id is ravisha.nkarc@t-outlook.biz

and personal email is demo@email.com, testdemo@gmail.com,charm565@gmail.com 4gamd@dfhj3.com

'''

#Simple Search the First occurence of an given pattern

match=re.search(r'[\w.-]+@[\w.-]+',inputstring)

print('**Using re.search() **')

if match:

print(match.group())

else:

print('No match Found')

#To Find multiple Occurence of given pattern use re.findall()

'''findall() is probably the single most powerful function in the re module'''

print('\n** Using re.findall() **')

emails=re.findall(r'[\w.-]+@[\w.-]+',inputstring)

for e in emails:

print(e)

'''

Output:-

**Using Search **

ravisha.nkarc@t-outlook.biz

** Using re.findall() **

ravisha.nkarc@t-outlook.biz

demo@email.com

testdemo@gmail.com

charm565@gmail.com

4gamd@dfhj3.com

'''