code: def test_example_symbols():
      """
      Check that the example symbols in this module print to their Aesara
      equivalents, as many of the other tests depend on this.
      """
      assert theq(xt, aesara_code_(x))
      assert theq(yt, aesara_code_(y))
      assert theq(zt, aesara_code_(z))
      assert theq(Xt, aesara_code_(X))
      assert theq(Yt, aesara_code_(Y))
      assert theq(Zt, aesara_code_(Z))
  
imports: import logging
  from sympy.external import import_module
  from sympy.testing.pytest import raises, SKIP
  from sympy.utilities.exceptions import ignore_warnings
  import sympy
  from sympy.core.singleton import S
  from sympy.abc import x, y, z, t
  from sympy.printing.aesaracode import aesara_code, dim_handling, aesara_function
label_desc: Use image node_id 6 for calling a global function with example usage: test_example_symbols() without return types