def METHOD_NAME(self, node):
    if not self._is_node_using_ordereddict(node):
        # There can only be one instance of a function call
        if self._function_call_count < self._max_function_call_count:
            self._function_call_count += 1
        else:
            msg = "There can only be one instance of a function/method call."
            self._log_error(msg)
    # Proceed to child nodes
    self.generic_visit(node)