Create app.py

app.py

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+import streamlit as st
+st.title('Welcome to the BMI Calculator')
+
+weight = st.number_input("Enter your weight in Kgs")
+status = st.radio("Select your height format",("cms","meters","feet"))
+
+try:
+    if status == "cms":
+        height = st.number_input('Centimeters')
+        bmi = weight/((height/100)**2)
+
+    elif status == "meters":
+        height = st.number_input('meters')
+        bmi = weight/((height)**2)
+    else:
+        height = st.number_input('feet')
+        bmi = weight/((height/3.28)**2)
+except:
+    print('Zero division Error')
+
+if (st.button('Calculate BMI')):
+    st.write("Your BMI index is {}.".format(round(bmi)))
+    if bmi < 16:
+        st.error('You are extremely underweight')
+    elif (bmi>=16 and bmi<18.5):
+        st.warning('You are underweight')
+    elif (bmi>=18.5 and bmi<25):
+        st.success('You are Healthy')
+    elif (bmi>=25 and bmi<30):
+        st.warning('You are Overweight')
+    else:
+        st.error('extremely Overweight')
+
+   
+