def process_file()

in tools/license_header.py [0:0]

• 21 lines of code
• 7 McCabe index (conditional complexity)

def process_file(fname, action, verbose=True):
    if not _valid_file(fname, verbose):
        return True
    with open(fname, 'r', encoding="utf-8") as f:
        lines = f.readlines()
    if not lines:
        return True
    if _has_license(lines):
        return True
    elif action == 'check':
        return False
    _, ext = os.path.splitext(fname)
    with open(fname, 'w', encoding="utf-8") as f:
        # shebang line
        if lines[0].startswith('#!'):
            f.write(lines[0].rstrip()+'\n\n')
            del lines[0]
        f.write(_get_license(_LANGS[ext]))
        for l in lines:
            f.write(l.rstrip()+'\n')
    logging.info('added license header to ' + fname)
    return True