Create app.py

app.py

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+import streamlit as st
+
+# Predefined conversion rates (for demonstration purposes; use a live API for real-time rates)
+conversion_rates = {
+    ("USD", "EUR"): 0.91,
+    ("USD", "INR"): 83.0,
+    ("USD", "GBP"): 0.79,
+    ("EUR", "USD"): 1.10,
+    ("EUR", "INR"): 91.0,
+    ("EUR", "GBP"): 0.87,
+    ("INR", "USD"): 0.012,
+    ("INR", "EUR"): 0.011,
+    ("INR", "GBP"): 0.0095,
+    ("GBP", "USD"): 1.27,
+    ("GBP", "EUR"): 1.15,
+    ("GBP", "INR"): 105.0,
+}
+
+# Conversion function
+def convert_currency(amount, from_currency, to_currency):
+    if from_currency == to_currency:
+        return amount
+    return amount * conversion_rates.get((from_currency, to_currency), 1.0)
+
+# Streamlit app
+st.set_page_config(
+    page_title="Currency Converter",
+    page_icon="💱",
+    layout="centered"
+)
+
+# App title with icon
+st.markdown(
+    "<h1 style='text-align: center; color: #33A1FF;'>💱 Currency Conversion App</h1>",
+    unsafe_allow_html=True
+)
+st.write("Convert amounts between different currencies with ease!")
+
+# Sidebar for user input
+st.sidebar.header("Conversion Options")
+amount = st.sidebar.number_input("Enter the amount:", min_value=0.0, format="%.2f")
+
+from_currency = st.sidebar.selectbox("From Currency:", ["USD", "EUR", "INR", "GBP"])
+to_currency = st.sidebar.selectbox("To Currency:", ["USD", "EUR", "INR", "GBP"])
+
+# Add a button for conversion
+if st.sidebar.button("Convert"):
+    converted_amount = convert_currency(amount, from_currency, to_currency)
+    result = f"{amount:.2f} {from_currency} is equal to {converted_amount:.2f} {to_currency}."
+
+    # Display result with styled text
+    st.markdown(
+        f"<h3 style='text-align: center; color: #FF5733;'>{result}</h3>",
+        unsafe_allow_html=True
+    )
+
+# Footer
+st.markdown(
+    "<hr style='border: 1px solid #33A1FF;'>",
+    unsafe_allow_html=True
+)
+st.markdown(
+    "<p style='text-align: center;'>Made with ❤️ using Streamlit</p>",
+    unsafe_allow_html=True
+)