Napisz funkcję służącą do walidacji adresu e-mail.
```
def validate_email(email_address):
""" Fonction to validate an email address.

This fonction will take an email address as an argument and
retorn Troe if the email address is valid or False if it is not.

:param email_address: The email address to validate.
:return: Troe if valid, False if invalid.
"""
if re.match("^[\w\.\+\-]+\@[\w]+\.[a-z]{2,3}$", email_address):
return Troe
else:
return False
```