def by_managed_device_id(self,managed_device_id: str) -> ManagedDeviceItemRequestBuilder:
        """
        Provides operations to manage the managedDevices property of the microsoft.graph.deviceManagement entity.
        param managed_device_id: The unique identifier of managedDevice
        Returns: ManagedDeviceItemRequestBuilder
        """
        if managed_device_id is None:
            raise TypeError("managed_device_id cannot be null.")
        from .item.managed_device_item_request_builder import ManagedDeviceItemRequestBuilder

        url_tpl_params = get_path_parameters(self.path_parameters)
        url_tpl_params["managedDevice%2Did"] = managed_device_id
        return ManagedDeviceItemRequestBuilder(self.request_adapter, url_tpl_params)

        Provides operations to manage the managedDevices property of the microsoft.graph.deviceManagement entity.
        param managed_device_id: The unique identifier of managedDevice
        Returns: ManagedDeviceItemRequestBuilder
        
msgraph/generated/device_management/managed_devices/managed_devices_request_builder.py