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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 _initialize_tensor_name_to_ids(self):
 """Initializer for _tensor_name_to_ids. Returns: a {string: (int, int)}, mapping the name of tensor T to the index of T's operation in _operations and T's index in T's operation's outputs. """

    tensor_name_to_ids = {}
    for i, operation in enumerate(self._operations):
      for j, tensor in enumerate(operation.outputs):
        tensor_name_to_ids[tensor.name] = (i, j)
    return tensor_name_to_ids