def __eq__(self, other):
    if (type(self) != type(other)):
        return False
    if (self.experimenter != other.experimenter):
        return False
    if (self.data != other.data):
        return False
    return True
def __eq__(self, other):
    if (type(self) != type(other)):
        return False
    if (self.experimenter != other.experimenter):
        return False
    if (self.data != other.data):
        return False
    return True