code: def _postfix_varlist(self, line):
          
          els = line.split()
          result = {}
          if len(els) >= 2:
              defvars = [v for v in els if "=" in v]
              varlist = []
              for dvar in defvars:
                  gvar, lvar = dvar.split("=")
                  if lvar != "":
                      result[lvar] = gvar
          return result
docs: Returns a dictionary of the global variable names (keys) and their local 
          name for the lambda function.