environment/lib/python2.7/site-packages/distribute-0.6.31-py2.7.egg/setuptools/package_index.py
def interpret_distro_name(location, basename, metadata,
    py_version=None, precedence=SOURCE_DIST, platform=None
):
    """Generate alternative interpretations of a source distro name

    Note: if `location` is a filesystem filename, you should call
    ``pkg_resources.normalize_path()`` on it before passing it to this
    routine!
    """
    # Generate alternative interpretations of a source distro name
    # Because some packages are ambiguous as to name/versions split
    # e.g. "adns-python-1.1.0", "egenix-mx-commercial", etc.
    # So, we generate each possible interepretation (e.g. "adns, python-1.1.0"
    # "adns-python, 1.1.0", and "adns-python-1.1.0, no version").  In practice,
    # the spurious interpretations should be ignored, because in the event
    # there's also an "adns" package, the spurious "python-1.1.0" version will
    # compare lower than any numeric version number, and is therefore unlikely
    # to match a request for it.  It's still a potential problem, though, and
    # in the long run PyPI and the distutils should go for "safe" names and
    # versions in distribution archive names (sdist and bdist).

    parts = basename.split('-')
    if not py_version:
        for i,p in enumerate(parts[2:]):
            if len(p)==5 and p.startswith('py2.'):
                return # It's a bdist_dumb, not an sdist -- bail out

    for p in range(1,len(parts)+1):
        yield Distribution(
            location, metadata, '-'.join(parts[:p]), '-'.join(parts[p:]),
            py_version=py_version, precedence = precedence,
            platform = platform
        )
def interpret_distro_name(location, basename, metadata,
    py_version=None, precedence=SOURCE_DIST, platform=None
):
    """Generate alternative interpretations of a source distro name

    Note: if `location` is a filesystem filename, you should call
    ``pkg_resources.normalize_path()`` on it before passing it to this
    routine!
    """
    # Generate alternative interpretations of a source distro name
    # Because some packages are ambiguous as to name/versions split
    # e.g. "adns-python-1.1.0", "egenix-mx-commercial", etc.
    # So, we generate each possible interepretation (e.g. "adns, python-1.1.0"
    # "adns-python, 1.1.0", and "adns-python-1.1.0, no version").  In practice,
    # the spurious interpretations should be ignored, because in the event
    # there's also an "adns" package, the spurious "python-1.1.0" version will
    # compare lower than any numeric version number, and is therefore unlikely
    # to match a request for it.  It's still a potential problem, though, and
    # in the long run PyPI and the distutils should go for "safe" names and
    # versions in distribution archive names (sdist and bdist).

    parts = basename.split('-')
    if not py_version:
        for i,p in enumerate(parts[2:]):
            if len(p)==5 and p.startswith('py2.'):
                return # It's a bdist_dumb, not an sdist -- bail out

    for p in range(1,len(parts)+1):
        yield Distribution(
            location, metadata, '-'.join(parts[:p]), '-'.join(parts[p:]),
            py_version=py_version, precedence = precedence,
            platform = platform
        )
Generate alternative interpretations of a source distro name

    Note: if `location` is a filesystem filename, you should call
    ``pkg_resources.normalize_path()`` on it before passing it to this
    routine!