code: def theano_code_(expr, **kwargs):
      """Wrapper for theano_code that uses a new, empty cache by default."""
      kwargs.setdefault("cache", {})
      with warns_deprecated_sympy():
          return theano_code(expr, **kwargs)
  
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 1 for calling a global function with example usage: theano_code_(expr) and returns: theano_code