deviceEigerP11.py: fix macroserver type

kamzik3/devices/deviceEigerP11.py

@@ -4,7 +4,7 @@ import os
 import time
 from time import sleep
 from threading import Thread
-from typing import Any, Dict, List, Optional, Tuple, Union
+from typing import Any, cast, Dict, List, Optional, Tuple, Union
 
 import numpy as np
 
@@ -28,6 +28,7 @@ from kamzik3.devices.device import Device
 from kamzik3.devices.deviceTango import DeviceTango
 from kamzik3.devices.general.deviceScanner import DeviceScanner
 from kamzik3.macro.macro import Macro
+from kamzik3.macro.macroServer import MacroServer
 from kamzik3.macro.scan import Scan
 from kamzik3.macro.step import Step, StepDeviceMethod
 from kamzik3.snippets.snippetsDecorators import expose_method
@@ -398,7 +399,7 @@ class EigerSwScanner(DeviceScanner):
             raise DeviceError(
                 "kamzik session is None, can't get the device MacroServer"
             )
-        macro_server = kamzik3.session.get_device("MacroServer")
+        macro_server = cast(MacroServer, kamzik3.session.get_device("MacroServer"))
         current_scan_count = macro_server.get_macro_count()
         if current_scan_count != self.last_scan_count:
             self._init_new_scan(scanner_input, scanner_attributes, parent_macro)
@@ -420,7 +421,7 @@ class EigerSwScanner(DeviceScanner):
                 kamzik3.session.get_value(ATTR_SCAN_COUNT)
             )
         )
-        macro_server = kamzik3.session.get_device("MacroServer")
+        macro_server = cast(MacroServer, kamzik3.session.get_device("MacroServer"))
         scan_prefix = macro_server.get_value(ATTR_MACRO_PREFIX)
         scan_count = macro_server.get_macro_count()
         scan_dir_name = "{}_{}".format(scan_prefix, scan_count - 1)