def remove(self, elem):
    self._values.remove(elem)
    self._message_listener.Modified()
canonicalize tensor formed by tensors
dataset/ETHPy150Open sklearn-theano/sklearn-theano/sklearn_theano/externals/google/protobuf/internal/containers.py/RepeatedCompositeFieldContainer.remove--crossover with--dataset/ETHPy150Open sympy/sympy/sympy/combinatorics/tensor_can.py/canonicalize