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flake8-no-fstring

.. image:: https://img.shields.io/pypi/v/flake8-no-fstring.svg :target: https://pypi.python.org/pypi/flake8-no-fstring

.. image:: https://img.shields.io/travis/seporaitis/flake8-no-fstring.svg :target: https://travis-ci.org/seporaitis/flake8-no-fstring

.. image:: https://img.shields.io/badge/code%20style-black-000000.svg :target: https://github.com/python/black

A flake8 <https://flake8.readthedocs.io/en/latest/index.html>_ plugin to ban f-string.

This can be useful in code bases where packages are shared between two different python versions, one of which does not support f-strings.

Installation

Install from pip with:

.. code-block:: sh

 python -m pip install flake8-no-fstring

Python 3.6 to 3.8 supported.

When installed it will automatically be run as part of flake8; you can check it is being picked up with:

.. code-block:: sh

$ flake8 --version
3.7.9 (flake8-no-fstring: 1.0.0, mccabe: 0.6.1, pycodestyle: 2.5.0, pyflakes: 2.1.1) CPython 3.8.0 on Darwin

Rules

NF001: No f-string

Complains about f-strings.