code: def fgraph_of(*exprs):
      """Transform SymPy expressions into Theano Computation.
  
      Parameters
      ==========
      exprs
          SymPy expressions
  
      Returns
      =======
      theano.gof.FunctionGraph
      """
      outs = list(map(theano_code_, exprs))
      ins = theano.gof.graph.inputs(outs)
      ins, outs = theano.gof.graph.clone(ins, outs)
      return theano.gof.FunctionGraph(ins, outs)
  
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 3 for calling a global function with example usage: fgraph_of() and returns: theano