code: def src_to_sympy(src):
      """Wrapper function to convert the given Fortran source code to SymPy Expressions
  
      Parameters
      ==========
  
      src : string
          A string with the Fortran source code
  
      Returns
      =======
  
      py_src : string
          A string with the Python source code compatible with SymPy
  
      """
      a_ast = src_to_ast(src, translation_unit=False)
      a = ast_to_asr(a_ast)
      py_src = call_visitor(a)
      return py_src
  
label_desc: Use image node_id 2 for calling a global function with example usage: src_to_sympy(src) and returns: py_src