code: def test_canonical_free():
      # t = A^{d0 a1}*A_d0^a0
      # ord = [a0,a1,d0,-d0];  g = [2,1,3,0,4,5]; dummies = [[2,3]]
      # t_c = A_d0^a0*A^{d0 a1}
      # can = [3,0, 2,1, 4,5]
      g = Permutation([2, 1, 3, 0, 4, 5])
      dummies = [[2, 3]]
      can = canonicalize(
          g, dummies, [None], ([], [Permutation(3)], 2, 0)
      )
      assert can == [3, 0, 2, 1, 4, 5]
  
file_path: sympy/sympy/combinatorics/tests/test_tensor_can.py
imports: from sympy.combinatorics.permutations import Permutation, Perm
  from sympy.combinatorics.tensor_can import perm_af_direct_product, dummy_sgs, riemann_bsgs, get_symmetric_group_sgs, canonicalize, bsgs_direct_product
  from sympy.combinatorics.testutil import canonicalize_naive, graph_certificate
  from sympy.testing.pytest import skip, XFAIL
label_desc: Use image node_id 7 for calling a global function with example usage: test_canonical_free() without return types