python code style check (pycodestyle)

1. pycodestyle install (Windows / Ubuntu)

pip install pycodestyle

 

2. code style check

Error / Warning code

- Error code : Exxx / ex) E226

- Warning code : Wxxx / ex) W391

* detail code description  : https://pep8.readthedocs.io

pep8’s documentation — pep8 1.7.1 documentation

(E2 : 공백 문제, E3 : 빈 줄 문제, W3 : 빈 줄 문제, W6 : 더는 사용되지 않는 기능)

 

2.1 Windows - Command(cmd.exe)

[ Error / Warning ]

> pycodestyle test.py

test.py:18:11: E226 missing whitespace around arithmetic operator

 

> echo %ERRORLEVEL%

1

 

* ignore code

> pycodestyle --ignore=E2 test.py

 

[ Success ]

> pycodestyle test.py

 

 

> echo %ERRORLEVEL%

0

 

2.2 Ubuntu - Terminal

[ Error / Warning ]

$ pycodestyle test.py

test.py:21:1: W391 blank line at end of file

 

$ echo $?

1

 

* ignore code

$ pycodestyle --ignore=W3 test.py

 

[ Success ]

$ pycodestyle test.py

 

 

$ echo $?

0

참고 : [도서] 진지한 파이썬