Python Programming with Raspberry Pi

Verifying PEP8 guidelines

There are tools to verify PEP8 standards of your code. After writing a code sample, ensure that your code adheres to PEP8 standards. This can be done using the pep8 package. It can be installed as follows:

    pip3 install pep8

Let's check whether one of our code samples has been written according to the PEP8 convention. This can be done as follows:

    pep8 opencv_test.py

The check indicated the following errors:

    opencv_test.py:5:50: E231 missing whitespace after ','    opencv_test.py:6:19: E231 missing whitespace after ','

As the output indicates, the following lines are missing a whitespace after a comma on lines 5 and 6:

Missing trailing whitespace after the comma

Let's fix the problem, and our code should adhere ...