code cleanup

app.py

@@ -35,7 +35,7 @@ def main():
         
         embeddings = preprocess_image(img_file_buffer)
         bmi = model.predict(embeddings)
-        st.write(f"Your BMI is {bmi[0][0]}")
+        st.write(f"Your BMI is {round(bmi[0][0],2)}")
 
 if __name__ == '__main__':
     main()