code: def test_qexpr_commutative_free_symbols():
      q1 = QExpr(x)
      assert q1.free_symbols.pop().is_commutative is False
  
      q2 = QExpr("q2")
      assert q2.free_symbols.pop().is_commutative is False
  
file_path: sympy/sympy/physics/quantum/tests/test_qexpr.py
imports: from sympy.core.numbers import Integer
  from sympy.core.symbol import Symbol
  from sympy.physics.quantum.qexpr import QExpr, _qsympify_sequence
  from sympy.physics.quantum.hilbert import HilbertSpace
  from sympy.core.containers import Tuple
label_desc: Use image node_id 3 for calling a global function with example usage: test_qexpr_commutative_free_symbols() without return types