Fix-ftp-to-allow-doctests

Python-3.9rc2

Python-3.10-beta-1

Write-for-current-Python

add_issue_templates

bubble_sort

cclauss-patch-1

cclauss-patch-2

codespell_--ignore-words-list

doubly_linked_list.py-Add-doctests

fast-fail-on-black-formatting-issues

flake8-bugbear

itsvinayak-patch-1

max-complexityto-15

mohammadreza490-patch-1

mohammadreza490-patch-2