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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def remove_paths(d, keys, list_of_dicts=False, deepcopy=True):
 """ remove paths containing certain keys from dict Parameters d: dict keys : list list of keys to find and remove path list_of_dicts: bool treat list of dicts as additional branches deepcopy: bool deepcopy values Examples -------- {2: {'b': 'B'}, 4: {5: {7: 'b'}}} {1: {4: 5}} {'a': [{'b': 1, 'c': {'b': 3}}, {'b': 1, 'c': 2}]} {'a': [{'c': 2}]} """

    keys = [(key,) if not isinstance(key, tuple) else key for key in keys]
    list_of_dicts = '__list__' if list_of_dicts else None

    def contains(path):
        for k in keys:
            if set(k).issubset(path):
                return True
        return False

    flatd = flatten(d, list_of_dicts=list_of_dicts)

    flatd = {path: v for path, v in flatd.items() if not contains(path)}

    return unflatten(flatd, list_of_dicts=list_of_dicts, deepcopy=deepcopy)