code: def translate(self):
          
          expressions, varnames, funcnames = self.expr.translate()
  
          argnames = []
          for varname in varnames:
              argnames.append(VARIABLE_PREFIX + varname)
          for funcname in funcnames:
              argnames.append(FUNCTION_PREFIX + funcname)
  
          func = compile_func(
              argnames,
              [ast.Return(ast.List(expressions, ast.Load()))],
          )
  
          def wrapper_func(values={}, functions={}):
              args = {}
              for varname in varnames:
                  args[VARIABLE_PREFIX + varname] = values[varname]
              for funcname in funcnames:
                  args[FUNCTION_PREFIX + funcname] = functions[funcname]
              parts = func(**args)
              return u''.join(parts)
  
          return wrapper_func
docs: Compile the template to a Python function.