Create app.py

app.py

@@ -0,0 +1,48 @@
+import streamlit as st
+from fpdf import FPDF
+import base64
+
+def calculate_bmi(height_ft, height_in, weight_kg):
+    total_height_m = (height_ft * 0.3048) + (height_in * 0.0254)
+    if total_height_m > 0:
+        bmi = weight_kg / (total_height_m ** 2)
+        return round(bmi, 2)
+    else:
+        return None
+
+def create_pdf(user_name, bmi):
+    pdf = FPDF()
+    pdf.add_page()
+    pdf.set_font("Arial", 'B', 16)
+    pdf.cell(0, 10, "App by Amna Shoukat", ln=True, align="C")
+    pdf.ln(10)
+    pdf.set_font("Arial", '', 14)
+    pdf.cell(0, 10, f"User Name: {user_name}", ln=True)
+    pdf.cell(0, 10, f"Your BMI is: {bmi}", ln=True)
+    return pdf
+
+def download_pdf(pdf):
+    pdf_output = pdf.output(dest='S').encode('latin1')
+    b64 = base64.b64encode(pdf_output).decode()
+    href = f'<a href="data:application/octet-stream;base64,{b64}" download="bmi_report.pdf">Download BMI Report</a>'
+    st.markdown(href, unsafe_allow_html=True)
+
+def main():
+    st.title("BMI Converter")
+
+    user_name = st.text_input("Enter your name")
+    height_ft = st.number_input("Enter height (feet)", min_value=0, format="%d")
+    height_in = st.number_input("Enter height (inches)", min_value=0, format="%d")
+    weight_kg = st.number_input("Enter weight (kg)", min_value=0.0, format="%f")
+
+    if st.button("Calculate BMI"):
+        bmi = calculate_bmi(height_ft, height_in, weight_kg)
+        if bmi:
+            st.success(f"Hello {user_name}, your BMI is: {bmi}")
+            pdf = create_pdf(user_name, bmi)
+            download_pdf(pdf)
+        else:
+            st.error("Please enter valid height.")
+
+if __name__ == "__main__":
+    main()