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#!/usr/bin/env python

import glob

import os

import sys

os.environ['PYFLAKES_NODOCTEST'] = '1'

# pep8.py uses sys.argv to find setup.cfg

sys.argv = [os.path.join(os.path.dirname(__file__), os.pardir, os.pardir)]

# git usurbs your bin path for hooks and will always run system python

if 'VIRTUAL_ENV' in os.environ:

site_packages = glob.glob(

'%s/lib/*/site-packages' % os.environ['VIRTUAL_ENV'])[0]

sys.path.insert(0, site_packages)

def main():

from flake8.main import DEFAULT_CONFIG

from flake8.engine import get_style_guide

from flake8.hooks import run

gitcmd = "git diff-index --cached --name-only HEAD"

_, files_modified, _ = run(gitcmd)

# remove non-py files and files which no longer exist

files_modified = filter(

lambda x: x.endswith('.py') and os.path.exists(x),

files_modified)

flake8_style = get_style_guide(parse_argv=True, config_file=DEFAULT_CONFIG)

report = flake8_style.check_files(files_modified)

return report.total_errors

if __name__ == '__main__':

sys.exit(main())