PyCS/pycs/observable/ObservableDict.py

from . import Observable


class ObservableDict(dict, Observable):
    def __init__(self, obj: dict, parent: Observable = None):
        dict.__init__(self)
        Observable.__init__(self, parent)

        for key in obj.keys():
            dict.__setitem__(self, key, Observable.create(obj[key], self))

    def __setitem__(self, key, value):
        dict.__setitem__(self, key, Observable.create(value, self))
        Observable.notify(self)

    def __delitem__(self, key):
        super().__delitem__(key)
        Observable.notify(self)

    def copy(self):
        result = {}
        for key in self.keys():
            if type(self[key]) == ObservableDict or type(self[key]) == ObservableList:
                result[key] = self[key].copy()
            else:
                result[key] = self[key]

        return result


from . import ObservableList