code: def test_constantfunctions():
      with warns_deprecated_sympy():
          tf = theano_function_([], [1 + 1j])
      assert tf() == 1 + 1j
  
imports: import logging
  from sympy.external import import_module
  from sympy.testing.pytest import raises, SKIP, warns_deprecated_sympy
  import sympy
  from sympy.core.singleton import S
  from sympy.abc import x, y, z, t
  from sympy.printing.theanocode import theano_code, dim_handling, theano_function
label_desc: Use image node_id 45 for calling a global function with example usage: test_constantfunctions() without return types