Updated the dcpower LabVIEW example to have pinarray (#156)

* update the python dcpower example with LV UI

* make pin_name plural

* fix black changes

* Rerun black in the root directory

Co-authored-by: Brad Keryan <brad.keryan@ni.com>

Author: subash-suresh

examples/nidcpower_source_dc_voltage_with_labview_ui/NIDCPowerSourceDCVoltageUI.vi

@@ -5,7 +5,7 @@
 import pathlib
 import sys
 import time
-from typing import List
+from typing import Iterable, List
 
 import click
 import grpc
@@ -34,7 +34,7 @@
 
 
 @measurement_service.register_measurement
-@measurement_service.configuration("pin_name", nims.DataType.Pin, "Pin1")
+@measurement_service.configuration("pin_names", nims.DataType.PinArray1D, ["Pin1"])
 @measurement_service.configuration("voltage_level", nims.DataType.Double, 6.0)
 @measurement_service.configuration("voltage_level_range", nims.DataType.Double, 6.0)
 @measurement_service.configuration("current_limit", nims.DataType.Double, 0.01)
@@ -43,15 +43,15 @@
 @measurement_service.output("voltage_measurement", nims.DataType.Double)
 @measurement_service.output("current_measurement", nims.DataType.Double)
 def measure(
-    pin_name,
-    voltage_level,
-    voltage_level_range,
-    current_limit,
-    current_limit_range,
-    source_delay,
+    pin_names: Iterable[str],
+    voltage_level: float,
+    voltage_level_range: float,
+    current_limit: float,
+    current_limit_range: float,
+    source_delay: float,
 ):
     """Source and measure a DC voltage with an NI SMU."""
-    logging.info("Executing measurement: pin_name=%s voltage_level=%g", pin_name, voltage_level)
+    logging.info("Executing measurement: pin_name=%s voltage_level=%g", pin_names, voltage_level)
 
     session_management_client = nims.session_management.Client(
         grpc_channel=measurement_service.get_channel(
@@ -64,7 +64,7 @@ def measure(
         reservation = stack.enter_context(
             session_management_client.reserve_sessions(
                 context=measurement_service.context.pin_map_context,
-                pin_names=[pin_name],
+                pin_names=pin_names,
                 instrument_type_id=nims.session_management.INSTRUMENT_TYPE_NI_DCPOWER,
                 timeout=-1,
             )
@@ -171,7 +171,10 @@ def _log_measured_values(measured_value, in_compliance):
 
 @click.command
 @click.option(
-    "-v", "--verbose", count=True, help="Enable verbose logging. Repeat to increase verbosity."
+    "-v",
+    "--verbose",
+    count=True,
+    help="Enable verbose logging. Repeat to increase verbosity.",
 )
 @click.option(
     "--use-grpc-device/--no-use-grpc-device",