Show pagesourceBack to top Share via Share via... Twitter LinkedIn Telegram Yammer RedditRecent ChangesSend via e-MailPrintPermalink × Table of Contents Requirements / Dependencies Articles Shebang Types Libraries web frameworks dos and don'ts what you should NOT do with Python cool projects made with Python learning Python Troubleshooting /usr/bin/env: 'python3\r': No such file or directory error: option --single-version-externally-managed not recognized Fedora / CentOS 7+: others: Python Recommended packages: pipenv installs packages in a virtual python environment and maintains a Pipfile with all requirements Requirements / Dependencies pip requirements.txt venv pip-tools pyenv conda pipenv – packaging and development workflow poetry – packaging and development tool, pretty similar to pipenv but faster dependency resolution Docker Articles Overview of python dependency management tools Shebang Has to be on the first line of every executable script so the interpreter can be found. Correct Shebang for Python 3 is: #!/usr/bin/env python3 Types mypy is an optional type checker for Python Python: better typed than you think – mypy assisted error handling, exception mechanisms in other languages, fun with pattern matching and type variance (Dima Gerasimov, 2019) Our journey to type checking 4 million lines of Python (Dropbox, 2019) Applying mypy to real world projects – Some hints and tips for getting started with Mypy and introducing it to existing projects (Cal Paterson, 2020) Libraries requests – "HTTP for humans" – HTTP connections and data retrieval PyMoo – single- and multi-objective algorithms and features related to multi-objective optimization such as visualization and decision making. Scrapy – fast high-level web crawling & scraping framework Altair – declarative visualisation. web frameworks Flask Django dos and don'ts what you should NOT do with Python run Python in your downloads folder cool projects made with Python youtube-dl – download videos from portals like youtube, vimeo, bitchute and lots of others can also be paired well with the mpv video player (not written in Python) Py Terminal Media Viewer – utf-8/truecolor image and video viewer for the terminal Home Assistant – home automation Ansible – DevOps learning Python CodeCombat – Coding game where you can learn Python and JS by programming the moves of an RPG character. Troubleshooting /usr/bin/env: 'python3\r': No such file or directory Line endings are in Windows format (CRLF / \r\n) and not Linux/Unix format (LF / \n). Fix this with dos2unix or your text editor's save options. error: option --single-version-externally-managed not recognized --single-version-externally-managed is an option used for Python packages instructing the setuptools module to create a Python package which can be easily managed by the host's package manager if needed. Fedora / CentOS 7+: dnf in python3-setuptools python3-wheel others: pip install -U setuptools wheel Last modified: 2023-03-31 20:06