Update app.py

app.py

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+import streamlit as st
+
+# Function for temperature conversion
+def convert_temperature(value, from_unit, to_unit):
+    if from_unit == "Celsius" and to_unit == "Fahrenheit":
+        return (value * 9/5) + 32
+    elif from_unit == "Fahrenheit" and to_unit == "Celsius":
+        return (value - 32) * 5/9
+    elif from_unit == "Celsius" and to_unit == "Kelvin":
+        return value + 273.15
+    elif from_unit == "Kelvin" and to_unit == "Celsius":
+        return value - 273.15
+    elif from_unit == "Fahrenheit" and to_unit == "Kelvin":
+        return (value - 32) * 5/9 + 273.15
+    elif from_unit == "Kelvin" and to_unit == "Fahrenheit":
+        return (value - 273.15) * 9/5 + 32
+    else:
+        return value
+
+# Streamlit interface
+st.title('Temperature Converter')
+st.write('This app allows you to convert between Celsius, Fahrenheit, and Kelvin.')
+
+# Input from the user
+value = st.number_input("Enter the temperature value:", min_value=-273.15)
+from_unit = st.selectbox("Select the unit to convert from:", ["Celsius", "Fahrenheit", "Kelvin"])
+to_unit = st.selectbox("Select the unit to convert to:", ["Celsius", "Fahrenheit", "Kelvin"])
+
+# Perform conversion
+if st.button("Convert"):
+    if from_unit != to_unit:
+        result = convert_temperature(value, from_unit, to_unit)
+        st.write(f"The converted temperature is {result:.2f} {to_unit}.")
+    else:
+        st.write("Please select different units for conversion.")