How to use the regular expression functions provided by the ‘re’ library to match, search, and replace text in your Python programs. Regular expressions, or “regex,” is a system for ...

Which problems regular expressions can help you solve, and which they cannot. Regular expression syntax, including the difference between literal characters and metacharacters. How to use regular ...

An annotation can be any valid Python expression. Here’s an example of an annotated function where we’ve gone bananas with useless information. # Without annotation def foo(bar, ...

Then we made a regex for checking the strength 💪 of a password. Then we explored functions of the re module in python that allow you to use regular expressions. Next, we saw how to deal with the ...

In this 60 minute tutorial I will explain how to use named capture regular expressions to extract data from several different kinds structured text data. For additional reading see my R journal ...

Today the release of Python 3.3.0 was made official, with a couple new syntax features, a handful of library modules, and several other improvements. According to Python.org’s site, the next ...