Update app.py

app.py

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+import streamlit as st
+import random
+
+# Simulated Gas Sensor Data (You can replace this with real sensor integration)
+def get_gas_data():
+    gas_data = {
+        "CO2 (Carbon Dioxide)": random.uniform(300, 500),  # in ppm
+        "O2 (Oxygen)": random.uniform(19, 21),             # in %
+        "N2 (Nitrogen)": random.uniform(78, 80),           # in %
+        "CFC (Chlorofluorocarbons)": random.uniform(0, 0.5), # in ppm
+        "CO (Carbon Monoxide)": random.uniform(0, 10),     # in ppm
+        "SO2 (Sulfur Dioxide)": random.uniform(0, 5),      # in ppm
+        "NO (Nitric Oxide)": random.uniform(0, 5),         # in ppm
+    }
+    return gas_data
+
+# Streamlit App Layout
+st.title("Gas Mixture Sensor")
+st.write("This app simulates a sensor that detects the mixture of gases in the surrounding air.")
+
+st.header("Detected Gas Levels")
+gas_data = get_gas_data()
+for gas, value in gas_data.items():
+    if gas in ["O2 (Oxygen)", "N2 (Nitrogen)"]:
+        unit = "%"
+    else:
+        unit = "ppm"
+    st.metric(label=gas, value=f"{value:.2f} {unit}")
+
+st.sidebar.header("Settings")
+st.sidebar.write("Adjust the simulation parameters below.")
+refresh_rate = st.sidebar.slider("Refresh Rate (seconds)", 1, 10, 5)
+
+st.sidebar.write("Note: Values are simulated and change on every refresh.")
+st.sidebar.caption("This app is for demonstration purposes only.")
+
+# Auto-refresh the app based on the slider value
+st.experimental_set_query_params(refresh_rate=refresh_rate)
+st.stop()  # Prevents an infinite loop of refresh