def serialize(self,writer: SerializationWriter) -> None:
        """
        Serializes information the current object
        param writer: Serialization writer to use to serialize this model
        Returns: None
        """
        if writer is None:
            raise TypeError("writer cannot be null.")
        writer.write_collection_of_object_values("communities", self.communities)
        writer.write_collection_of_object_values("engagementAsyncOperations", self.engagement_async_operations)
        writer.write_collection_of_object_values("learningCourseActivities", self.learning_course_activities)
        writer.write_collection_of_object_values("learningProviders", self.learning_providers)
        writer.write_str_value("@odata.type", self.odata_type)
        writer.write_additional_data_value(self.additional_data)

        Serializes information the current object
        param writer: Serialization writer to use to serialize this model
        Returns: None
        
msgraph/generated/models/employee_experience.py