python - Structural pattern matching using regex - Stack Overflow
Jan 12, 2022 · For regex 1, 2 and 3, I've tried string regex patterns and also re.compile objects but it doesn't seem to work. I have been trying to find examples of this over the internet but can't …
regex - Python and "re" - Stack Overflow
A tutorial I have on Regex in python explains how to use the re module in python, I wanted to grab the URL out of an A tag so knowing Regex I wrote the correct expression and tested it in my …
regex - How to match "any character" in regular expression?
Feb 24, 2023 · You may also sometimes need to match newlines in Java regexes in contexts where you cannot pass Pattern.DOTALL, such as when doing a multi-line regex search in …
How to use regex with optional characters in python?
Mar 27, 2012 · 1 Read up on the Python RegEx library. The link answers your question and explains why. However, to match a digit followed by more digits with an optional decimal, you …
Phone Number Regular Expression (Regex) in Python
Mar 8, 2012 · In defense of Dive into Python, the author states explicitly that he's parsing American phone numbers, and lists the formats in which the phone number can occur.
Python - Extract pattern from string using RegEx
Apr 2, 2015 · Python - Extract pattern from string using RegEx Asked 10 years, 8 months ago Modified 10 years, 6 months ago Viewed 14k times
regex - Learning Regular Expressions - Stack Overflow
Aug 7, 2008 · Regex Syntax Summary How Regexes Work JavaScript Regular Expressions Footnote †: The statement above that . matches any character is a simplification for …
How to remove empty lines with or without whitespace
Oct 17, 2023 · One liner to remove empty lines (without whitespace) is this . Question headline could potentially be changed to 'Remove empty lines with whitespace only in python'.
python - Regex – re.sub explanation - Stack Overflow
Oct 3, 2019 · In a regex, parenthesis are a capture group. This means that you want to save one particular part of a match, and use it later. \g<1> is a way of saying "the first capture group", …
python - Do regular expressions from the re module support word ...
While trying to learn a little more about regular expressions, a tutorial suggested that you can use the \\b to match a word boundary. However, the following snippet in the Python interpreter …