def by_learning_content_id(self,learning_content_id: str) -> LearningContentItemRequestBuilder:
        """
        Provides operations to manage the learningContents property of the microsoft.graph.learningProvider entity.
        param learning_content_id: The unique identifier of learningContent
        Returns: LearningContentItemRequestBuilder
        """
        if learning_content_id is None:
            raise TypeError("learning_content_id cannot be null.")
        from .item.learning_content_item_request_builder import LearningContentItemRequestBuilder

        url_tpl_params = get_path_parameters(self.path_parameters)
        url_tpl_params["learningContent%2Did"] = learning_content_id
        return LearningContentItemRequestBuilder(self.request_adapter, url_tpl_params)

        Provides operations to manage the learningContents property of the microsoft.graph.learningProvider entity.
        param learning_content_id: The unique identifier of learningContent
        Returns: LearningContentItemRequestBuilder
        
msgraph/generated/employee_experience/learning_providers/item/learning_contents/learning_contents_request_builder.py