The sample regex doesn’t try to cover all the possible permutations of a URL, just the most basic patterns. But regular expressions shouldn’t try to capture every possible variant of a pattern.

Document Regex Usage: Provide comments explaining the logic behind complex regex patterns. Practical Python Regex Examples 1. Validating Email Addresses. email_pattern = r’^ ...

Remove parameters using regular expressions. The other option to remove parameters in Java or Python is to use a regular expression to delete the matching portion of the input string. This method is ...