Python

Links

• Homepage
• w3schools
• https://www.tutorialspoint.com/python
• Beginners guide

Regex

• Python Regex

Strings

Length of string

len(s)

Regular expressions

https://docs.python.org/3/library/re.html

FAQ

-bash: python: command not found

Try

update-alternatives --config python

update-alternatives: error: no alternatives for python

update-alternatives --install /usr/bin/python python $(which python3) 1

Leave virtualenv

deactivate