PyCS/pycs/frontend/notifications/NotificationList.py

import warnings

from functools import partial

from pycs.frontend.notifications.NotificationManager import NotificationManager


class NotificationList:
    """
    stores notifications to fire them later in the correct thread
    """

    def __init__(self):
        self.__list = []

    def add(self, name: str, suffix: str, *args, **kwargs):
        """
        add a function and parameters to be executed later

        :param fun: function
        :param params: parameters
        """
        func = NotificationManager()._new_signal(name, suffix, *args, **kwargs)
        self.__list.append(func)

    def fire(self, *args, **kwargs):
        """
        fire all stored events and reset the list
        """
        for func in self.__list:
            try:
                func(*args, **kwargs)
            except Exception as e:

                warnings.warn(f"{func} failed with arguments {args} and {kwargs}: {e}!")


        self.__list.clear()