Expert Python Programming - Third Edition

Pylint

Besides some quality assurance metrics, Pylint allows for checking of whether a given source code is following a naming convention. Its default settings correspond to PEP 8 and a Pylint script provides a shell report output.

To install Pylint, you can use pip as follows:

$ pip install pylint

After this step, the command is available and can be run against a module, or several modules using wildcards. Let's try it on Buildout's bootstrap.py script as follows:

$ wget -O bootstrap.py https://bootstrap.pypa.io/bootstrap-buildout.py -q
$ pylint bootstrap.py No config file found, using default configuration ************* Module bootstrap C: 76, 0: Unnecessary parens after 'print' keyword (superfluous-parens) C: 31, 0: Invalid constant name ...