def by_browser_site_id(self,browser_site_id: str) -> BrowserSiteItemRequestBuilder:
        """
        Provides operations to manage the sites property of the microsoft.graph.browserSiteList entity.
        param browser_site_id: The unique identifier of browserSite
        Returns: BrowserSiteItemRequestBuilder
        """
        if browser_site_id is None:
            raise TypeError("browser_site_id cannot be null.")
        from .item.browser_site_item_request_builder import BrowserSiteItemRequestBuilder

        url_tpl_params = get_path_parameters(self.path_parameters)
        url_tpl_params["browserSite%2Did"] = browser_site_id
        return BrowserSiteItemRequestBuilder(self.request_adapter, url_tpl_params)

        Provides operations to manage the sites property of the microsoft.graph.browserSiteList entity.
        param browser_site_id: The unique identifier of browserSite
        Returns: BrowserSiteItemRequestBuilder
        
msgraph/generated/admin/edge/internet_explorer_mode/site_lists/item/sites/sites_request_builder.py