[releases/1.2] Importing nidcpower.session into output voltage measurement (#399) (#406)

Importing nidcpower.session into output voltage measurement (#399)

* Replacing _SessionBase with Session in Output Voltaget Measurement example.



* Switching back to _SessionBase and adding import statement to fix issue.

* importing nidcpower.session and fixing type hint.



---------

Signed-off-by: Chris Delpire <[email protected]>

Author: DelpireNI

examples/output_voltage_measurement/measurement.py

@@ -13,6 +13,7 @@
 import grpc
 import hightime
 import nidcpower
+import nidcpower.session
 import pyvisa
 from _constants import USE_SIMULATION
 from _helpers import (
@@ -182,7 +183,7 @@ def _get_session_info_for_pin(
 
 def _wait_for_source_complete_event(
     measurement_service: nims.MeasurementService,
-    channels: nidcpower._SessionBase,
+    channels: nidcpower.session._SessionBase,
     cancellation_event: threading.Event,
 ) -> None:
     deadline = time.time() + measurement_service.context.time_remaining