view jb2_GFF/_utils.py @ 18:2e6c48910819 draft

planemo upload for repository https://github.com/usegalaxy-eu/temporary-tools/tree/master/jbrowse2 commit a572525c0f1d7b4dbae1c3aaa4e748aa019d8347

class defaultdict(dict):
    """Back compatible defaultdict:
    http://code.activestate.com/recipes/523034/"""

    def __init__(self, default_factory=None, *a, **kw):
        if default_factory is not None and not hasattr(
            default_factory, "__call__"
        ):
            raise TypeError("first argument must be callable")
        dict.__init__(self, *a, **kw)
        self.default_factory = default_factory

    def __getitem__(self, key):
        try:
            return dict.__getitem__(self, key)
        except KeyError:
            return self.__missing__(key)

    def __missing__(self, key):
        if self.default_factory is None:
            raise KeyError(key)
        self[key] = value = self.default_factory()
        return value

    def __reduce__(self):
        if self.default_factory is None:
            args = tuple()
        else:
            args = (self.default_factory,)
        return type(self), args, None, None, self.items()

    def copy(self):
        return self.__copy__()

    def __copy__(self):
        return type(self)(self.default_factory, self)

    def __deepcopy__(self, memo):
        import copy

        return type(self)(
            self.default_factory, copy.deepcopy(self.items())
        )

    def __repr__(self):
        return "defaultdict(%s, %s)" % (
            self.default_factory,
            dict.__repr__(self),
        )