code: def test_represent():
      assert represent(sx) == Matrix([[0, 1], [1, 0]])
      assert represent(sy) == Matrix([[0, -I], [I, 0]])
      assert represent(sz) == Matrix([[1, 0], [0, -1]])
      assert represent(sm) == Matrix([[0, 0], [1, 0]])
      assert represent(sp) == Matrix([[0, 1], [0, 0]])
  
file_path: sympy/sympy/physics/quantum/tests/test_pauli.py
imports: from sympy.core.mul import Mul
  from sympy.core.numbers import I
  from sympy.matrices.dense import Matrix
  from sympy.printing.latex import latex
  from sympy.physics.quantum import Dagger, Commutator, AntiCommutator, qapply, Operator, represent
  from sympy.physics.quantum.pauli import SigmaOpBase, SigmaX, SigmaY, SigmaZ, SigmaMinus, SigmaPlus, qsimplify_pauli
  from sympy.physics.quantum.pauli import SigmaZKet, SigmaZBra
  from sympy.testing.pytest import raises
label_desc: Use image node_id 12 for calling a global function with example usage: test_represent() without return types