code: def test_TensorProduct_getitem():
      expr = TensorProduct(A, B)
      assert expr[i, j, k, l] == A[i, j] * B[k, l]
  
file_path: sympy/sympy/tensor/tests/test_functions.py
imports: from sympy.tensor.functions import TensorProduct
  from sympy.matrices.dense import Matrix
  from sympy.matrices.expressions.matexpr import MatrixSymbol
  from sympy.tensor.array import Array
  from sympy.abc import x, y, z
  from sympy.abc import i, j, k, l
label_desc: Use image node_id 3 for calling a global function with example usage: test_TensorProduct_getitem() without return types