code: def system_methodHelp(self, method_name):
          
  
          method = None
          if method_name in self.funcs:
              method = self.funcs[method_name]
          elif self.instance is not None:
              # Instance can implement _methodHelp to return help for a method
              if hasattr(self.instance, '_methodHelp'):
                  return self.instance._methodHelp(method_name)
              # if the instance has a _dispatch method then we
              # don't have enough information to provide help
              elif not hasattr(self.instance, '_dispatch'):
                  try:
                      method = resolve_dotted_attribute(
                                  self.instance,
                                  method_name,
                                  self.allow_dotted_names
                                  )
                  except AttributeError:
                      pass
  
          # Note that we aren't checking that the method actually
          # be a callable object of some kind
          if method is None:
              return ""
          else:
              return pydoc.getdoc(method)
docs: system.methodHelp('add') => "Adds two integers together"
  
          Returns a string containing documentation for the specified method.