Method __init__

test/tree.py:41–47

(self, name, children=None, contents=None)

    """

    def __init__(self, name, children=None, contents=None):
        assert children is None or contents is None
        self.name = name
        self.mtime = 0
        self.children = children
        self.contents = contents
        self.path = name

    def add_child(self, newchild):
        assert not self.is_file()