code: def test_qasm_ex1():
      q = Qasm("qubit q0", "qubit q1", "h q0", "cnot q0,q1")
      assert q.get_circuit() == CNOT(1, 0) * H(1)
  
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 2 for calling a global function with example usage: test_qasm_ex1() without return types