code: def get_fake_method(self, name, descriptor):
          
          if self.external:
              # An external class can only generate the methods on demand
              return self.orig_class.get_method(name, descriptor)
  
          # We are searching an unknown method in this class
          # It could be something that the class herits
          key = name + str(descriptor)
          if key not in self._inherits_methods:
              self._inherits_methods[key] = ExternalMethod(self.orig_class.get_name(), name, descriptor)
          return self._inherits_methods[key]
docs: Search for the given method name and descriptor
          and return a fake (ExternalMethod) if required.
  
          :param name: name of the method
          :param descriptor: descriptor of the method, for example `'(I I I)V'`
          :return: :class:`ExternalMethod`