code: def test_qasm_fixcommand():
      assert fixcommand("foo") == "foo"
      assert fixcommand("def") == "qdef"
  
file_path: sympy/sympy/physics/quantum/tests/test_qasm.py
imports: from sympy.physics.quantum.qasm import Qasm, flip_index, trim, get_index, nonblank, fullsplit, fixcommand, stripquotes, read_qasm
  from sympy.physics.quantum.gate import X, Z, H, S, T
  from sympy.physics.quantum.gate import CNOT, SWAP, CPHASE, CGate, CGateS
  from sympy.physics.quantum.circuitplot import Mz
label_desc: Use image node_id 14 for calling a global function with example usage: test_qasm_fixcommand() without return types