capybara/virtualenv/lib/python2.7/site-packages/pip/utils/__init__.py
def has_leading_dir(paths):
    """Returns true if all the paths have the same leading path name
    (i.e., everything is in one subdirectory in an archive)"""
    common_prefix = None
    for path in paths:
        prefix, rest = split_leading_dir(path)
        if not prefix:
            return False
        elif common_prefix is None:
            common_prefix = prefix
        elif prefix != common_prefix:
            return False
    return True
def has_leading_dir(paths):
    """Returns true if all the paths have the same leading path name
    (i.e., everything is in one subdirectory in an archive)"""
    common_prefix = None
    for path in paths:
        prefix, rest = split_leading_dir(path)
        if not prefix:
            return False
        elif common_prefix is None:
            common_prefix = prefix
        elif prefix != common_prefix:
            return False
    return True
def has_leading_dir ( paths ) : common_prefix = None for path in paths : prefix , rest = split_leading_dir ( path ) if not prefix : return False elif common_prefix is None : common_prefix = prefix elif prefix != common_prefix : return False return True
Returns true if all the paths have the same leading path name
    (i.e., everything is in one subdirectory in an archive)
Returns true if all the paths have the same leading path name ( i . e . everything is in one subdirectory in an archive )