Example #1
0
def get_name_filter(filter_this, include_this):
    """Returns a function that evaluates if a file or folder name must be
    filtered out.

    The compared paths are first converted to unicode and decomposed.
    This is neccesary because the way PY2.* `os.walk` read unicode
    paths in different filesystems. For instance, in OSX, it returns a
    decomposed unicode string. In those systems, u'ñ' is read as `\u0303`
    instead of `\xf1`.
    """
    filter_this = [normalize(to_unicode(f)) for f in filter_this]
    include_this = [normalize(to_unicode(f)) for f in include_this]

    def fullmatch(path, pattern):
        path = normalize(path)
        name = os.path.basename(path)
        return fnmatch(name, pattern) or fnmatch(path, pattern)

    def must_be_filtered(name):
        return reduce(lambda r, pattern: r or
                      fullmatch(name, pattern), filter_this, False)

    def must_be_included(name):
        return reduce(lambda r, pattern: r or
                      fullmatch(name, pattern), include_this, False)

    def must_filter(path):
        return must_be_filtered(path) and not must_be_included(path)

    return must_filter
Example #2
0
 def fullmatch(path, pattern):
     path = normalize(path)
     name = os.path.basename(path)
     return fnmatch(name, pattern) or fnmatch(path, pattern)