#!/usr/bin/env python3
#
# The MIT License (MIT)
#
# Copyright (c) 2014 ChangZhuo Chen (陳昌倬) <czchen@gmail.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

import re

_COPYRIGHT = re.compile(
    r'''
        copyright\s+
        (?:(?:\(c\)|©)\s+)?  # (c) or ©
        (?:[\d\-\,\s]+\s+)   # year
        .*                   # anything else
    '''
    ,
    re.IGNORECASE | re.VERBOSE
)


def get_copyright(buf):
    copyright = []

    for line in buf.split('\n'):
        m = _COPYRIGHT.search(line)
        if m is not None:
            copyright.append(m.group(0).strip())


    return copyright

#!/usr/bin/env python3
#
# The MIT License (MIT)
#
# Copyright (c) 2014 ChangZhuo Chen (陳昌倬) <czchen@gmail.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

import re

_COPYRIGHT = re.compile(
    r'''
        copyright\s+
        (?:(?:\(c\)|©)\s+)?  # (c) or ©
        (?:[\d\-\,\s]+\s+)   # year
        .*                   # anything else
    '''
    ,
    re.IGNORECASE | re.VERBOSE
)


def get_copyright(buf):
    copyright = []

    for line in buf.split('\n'):
        m = _COPYRIGHT.search(line)
        if m is not None:
            copyright.append(m.group(0).strip())

    return copyright

Fix coding style