Repo_fuer_mEIM_Semester7/venv/Lib/site-packages/pip-10.0.1-py3.7.egg/pip/_vendor/chardet/__init__.py

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# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
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# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# Lesser General Public License for more details.
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# License along with this library; if not, write to the Free Software
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from .compat import PY2, PY3
from .universaldetector import UniversalDetector
from .version import __version__, VERSION


def detect(byte_str):
    """
    Detect the encoding of the given byte string.

    :param byte_str:     The byte sequence to examine.
    :type byte_str:      ``bytes`` or ``bytearray``
    """
    if not isinstance(byte_str, bytearray):
        if not isinstance(byte_str, bytes):
            raise TypeError('Expected object of type bytes or bytearray, got: '
                            '{0}'.format(type(byte_str)))
        else:
            byte_str = bytearray(byte_str)
    detector = UniversalDetector()
    detector.feed(byte_str)
    return detector.close()