Adding Error Message Handling to Continuous Analog Input example

examples/nidaqmx/nidaqmx_continuous_analog_input/README.md

@@ -18,5 +18,5 @@ This is a nipanel example that displays an interactive Streamlit app and updates
 
 ```pwsh
 poetry install --with examples
-poetry run examples/nidaqmx/nidaqmx_continuous_analog_input.py
+poetry run examples\nidaqmx\nidaqmx_continuous_analog_input\nidaqmx_continuous_analog_input.py
 ```

examples/nidaqmx/nidaqmx_continuous_analog_input/nidaqmx_continuous_analog_input.py

@@ -6,20 +6,23 @@
 import nidaqmx
 from nidaqmx.constants import (
     AcquisitionType,
-    TerminalConfiguration,
     CJCSource,
-    TemperatureUnits,
-    ThermocoupleType,
     LoggingMode,
     LoggingOperation,
+    TemperatureUnits,
+    TerminalConfiguration,
+    ThermocoupleType,
 )
+from nidaqmx.errors import DaqError
 
 import nipanel
 
 panel_script_path = Path(__file__).with_name("nidaqmx_continuous_analog_input_panel.py")
 panel = nipanel.create_streamlit_panel(panel_script_path)
 
 try:
+    panel.set_value("daq_error", "")
+
     print(f"Panel URL: {panel.panel_url}")
     print(f"Waiting for the 'Run' button to be pressed...")
     print(f"(Press Ctrl + C to quit)")
@@ -79,5 +82,9 @@
                 task.stop()
                 panel.set_value("is_running", False)
 
+except DaqError as e:
+    daq_error = str(e)
+    print(daq_error)
+    panel.set_value("daq_error", daq_error)
 except KeyboardInterrupt:
     pass

examples/nidaqmx/nidaqmx_continuous_analog_input/nidaqmx_continuous_analog_input_panel.py

@@ -39,8 +39,12 @@
 
 if is_running:
     st.button(r"⏹️ Stop", key="stop_button")
-else:
+elif not is_running and panel.get_value("daq_error", "") == "":
     st.button(r"▶️ Run", key="run_button")
+else:
+    st.error(
+        f"There was an error running the script. Fix the issue and re-run nidaqmx_continuous_analog_input.py \n\n {panel.get_value('daq_error', '')}"
+    )
 
 thermocouple_data = panel.get_value("thermocouple_data", [0.0])
 voltage_data = panel.get_value("voltage_data", [0.0])