Analog input graph

Author: Dilmi Wickramanayake

examples/nidaqmx_continuous_analog_input/nidaqmx_continuous_analog_input.py

@@ -1,10 +1,12 @@
-"""This example demonstrates how to open/update a Streamlit application using nipanel package."""
+"""This is the logic that will read/set values to panel."""
 
-import nipanel
-import nidaqmx
 import pathlib
 import time
 
+import nidaqmx
+
+import nipanel
+
 script_path = pathlib.Path(__file__)
 panel_script_path = str(script_path.with_name("nidaqmx_continuous_analog_input_panel.py"))
 
@@ -23,16 +25,13 @@
             data = task.read(number_of_samples_per_channel=3)
             read = len(data)
             total_read += read
-    
+
             data_arr.append(data)
             time.sleep(1)
-            panel.set_value("amplitude",data_arr[-1][-1])
-            panel.set_value("Volts",data_arr[-1][0])
+            panel.set_value("amplitude", data_arr[-1][-1])
+            panel.set_value("Volts", data_arr[-1][0])
     except KeyboardInterrupt:
-            pass
+        pass
     finally:
-            task.stop()
-            print(f"\nAcquired {total_read} total samples.")
-
-
-
+        task.stop()
+        print(f"\nAcquired {total_read} total samples.")

examples/nidaqmx_continuous_analog_input/nidaqmx_continuous_analog_input_panel.py

@@ -1,14 +1,17 @@
-"""Streamlit application script for displaying values using nipanel package."""
-import nipanel
+"""This is the panel that will use the logic."""
+
 import streamlit as st
 import streamlit.components.v1 as components
 from streamlit_echarts import st_echarts
 
+import nipanel
+
 panel = nipanel.StreamlitPanelValueAccessor(panel_id="nidaqmx_continuous_analog_input_panel")
 
 add_refresh_component = components.declare_component(
-            "panelRefreshComponent",
-            url=f"http://localhost:42001/panels/refresh/{panel.panel_id}",)
+    "panelRefreshComponent",
+    url=f"http://localhost:42001/panels/refresh/{panel.panel_id}",
+)
 add_refresh_component()
 
 
@@ -23,7 +26,7 @@
     }
     </style>
     """,
-    unsafe_allow_html=True
+    unsafe_allow_html=True,
 )
 
 
@@ -45,22 +48,17 @@
     "legend": {"data": ["thermocouple_amplitude"]},
     "xAxis": {
         "type": "category",
-        "data":list(range(len(st.session_state.therm_history))),
-        "name": "Time"
-    },
-    "yAxis": {
-        "type": "value",
-        "name": "Thermocouple Amplitude"
+        "data": list(range(len(st.session_state.therm_history))),
+        "name": "Time",
     },
+    "yAxis": {"type": "value", "name": "Thermocouple Amplitude"},
     "series": [
         {
             "name": "thermocouple_amplitude",
             "type": "line",
             "data": st.session_state.therm_history,
-            "color": "red"
+            "color": "red",
         },
-     
-        
     ],
 }
 st_echarts(options=therm_amp_graph, height="400px")
@@ -71,19 +69,15 @@
     "xAxis": {
         "type": "category",
         "data": list(range(len(st.session_state.volts_history))),
-        "name": "Time"
-    },
-    "yAxis": {
-        "type": "value",
-        "name": "Voltage Amplitude"
+        "name": "Time",
     },
+    "yAxis": {"type": "value", "name": "Voltage Amplitude"},
     "series": [
         {
             "name": "voltage_amplitude",
             "type": "line",
             "data": st.session_state.volts_history,
         },
-        
     ],
 }
 st_echarts(options=voltage_amp_graph, height="400px")
@@ -95,18 +89,15 @@
     "xAxis": {
         "type": "category",
         "data": list(range(len(st.session_state.volts_history))),
-        "name": "Time"
-    },
-    "yAxis": {
-        "type": "value",
-        "name": "Voltage and Thermocouple Amplitude"
+        "name": "Time",
     },
+    "yAxis": {"type": "value", "name": "Voltage and Thermocouple Amplitude"},
     "series": [
         {
             "name": "voltage_amplitude",
             "type": "line",
             "data": st.session_state.volts_history,
-            "emphasis": {"focus":"series"},
+            "emphasis": {"focus": "series"},
             "smooth": True,
             "seriesLayoutBy": "row",
         },
@@ -115,7 +106,7 @@
             "type": "line",
             "data": st.session_state.therm_history,
             "color": "red",
-            "emphasis": {"focus":"series"},
+            "emphasis": {"focus": "series"},
             "smooth": True,
             "seriesLayoutBy": "row",
         },
@@ -129,14 +120,14 @@
         st.selectbox(options=["Mod1/ai2"], label="Physical Channels", disabled=True)
         st.selectbox(options=["Off"], label="Logging Modes", disabled=False)
     with center_volt_tab:
-        st.selectbox(options=["-5"],label="Min Value")
-        st.selectbox(options=["5"],label="Max Value")
+        st.selectbox(options=["-5"], label="Min Value")
+        st.selectbox(options=["5"], label="Max Value")
         st.selectbox(options=["1000"], label="Samples per Loops", disabled=False)
     with right_volt_tab:
         st.selectbox(options=["default"], label="Terminal Configurations")
         st.selectbox(options=["OnboardClock"], label="Sample Clock Sources", disabled=False)
 
-        
+
 thermocouple_tab.header("Thermocouple")
 with thermocouple_tab:
     left, middle, right = st.columns(3)
@@ -145,24 +136,13 @@
         st.selectbox(options=["0"], label="Min", disabled=False)
         st.selectbox(options=["100"], label="Max", disabled=False)
         st.selectbox(options=["Off"], label="Logging Mode", disabled=False)
-        
+
     with middle:
-        st.selectbox(options=["Deg C"], label = "Units", disabled=False)
+        st.selectbox(options=["Deg C"], label="Units", disabled=False)
         st.selectbox(options=["J"], label="Thermocouple Type", disabled=False)
         st.selectbox(options=["Constant Value"], label="CJC Source", disabled=False)
         st.selectbox(options=["1000"], label="Samples per Loop", disabled=False)
     with right:
-        st.selectbox(options=["25"],label="CJC Value", disabled=False)
+        st.selectbox(options=["25"], label="CJC Value", disabled=False)
         st.selectbox(options=["OnboardClock"], label="Sample Clock Source", disabled=False)
         st.selectbox(options=[" "], label="Actual Sample Rate", disabled=True)
-    
-
-
- 
-
-
-
-
-    
-  
-