def by_onenote_section_id(self,onenote_section_id: str) -> OnenoteSectionItemRequestBuilder:
        """
        Provides operations to manage the sections property of the microsoft.graph.sectionGroup entity.
        param onenote_section_id: The unique identifier of onenoteSection
        Returns: OnenoteSectionItemRequestBuilder
        """
        if onenote_section_id is None:
            raise TypeError("onenote_section_id cannot be null.")
        from .item.onenote_section_item_request_builder import OnenoteSectionItemRequestBuilder

        url_tpl_params = get_path_parameters(self.path_parameters)
        url_tpl_params["onenoteSection%2Did"] = onenote_section_id
        return OnenoteSectionItemRequestBuilder(self.request_adapter, url_tpl_params)

        Provides operations to manage the sections property of the microsoft.graph.sectionGroup entity.
        param onenote_section_id: The unique identifier of onenoteSection
        Returns: OnenoteSectionItemRequestBuilder
        
msgraph/generated/sites/item/onenote/notebooks/item/section_groups/item/sections/sections_request_builder.py