Update app.py

app.py

@@ -1,44 +1,68 @@
 import streamlit as st
+import math
 
 def main():
-    st.set_page_config(page_title="Simple Calculator", page_icon="🧮")
+    st.set_page_config(page_title="Advanced Calculator", page_icon="🔢")
     
-    st.title("✨ Simple Arithmetic Calculator")
-    st.write("Enter two numbers and choose an operator to see the result.")
+    st.title("🧮 Math Mastery Calculator")
+    st.write("Perform basic and advanced arithmetic operations.")
 
-    # Layout using columns for a cleaner look
+    # Layout: Two columns for numbers
     col1, col2 = st.columns(2)
     
     with col1:
-        num1 = st.number_input("Enter first number", value=0.0)
+        num1 = st.number_input("Enter first number (x)", value=0.0)
     with col2:
-        num2 = st.number_input("Enter second number", value=0.0)
+        num2 = st.number_input("Enter second number (y)", value=0.0)
 
-    # Operator selection
-    operation = st.selectbox("Choose an operation", ("+", "-", "*", "/"))
+    # Expanded operator selection
+    operation = st.selectbox(
+        "Choose an operation", 
+        ("+", "-", "*", "/", "** (Power)", "% (Modulo)", "√ (Square Root of x)")
+    )
 
-    # Calculation logic
     result = None
     error_msg = None
 
     if st.button("Calculate"):
-        if operation == "+":
-            result = num1 + num2
-        elif operation == "-":
-            result = num1 - num2
-        elif operation == "*":
-            result = num1 * num2
-        elif operation == "/":
-            if num2 != 0:
-                result = num1 / num2
-            else:
-                error_msg = "Cannot divide by zero!"
-
-        # Display result
+        try:
+            if operation == "+":
+                result = num1 + num2
+            elif operation == "-":
+                result = num1 - num2
+            elif operation == "*":
+                result = num1 * num2
+            elif operation == "/":
+                if num2 != 0:
+                    result = num1 / num2
+                else:
+                    error_msg = "Division Error: You can't divide by zero!"
+            elif operation == "** (Power)":
+                result = math.pow(num1, num2)
+            elif operation == "% (Modulo)":
+                result = num1 % num2
+            elif operation == "√ (Square Root of x)":
+                if num1 >= 0:
+                    result = math.sqrt(num1)
+                else:
+                    error_msg = "Math Error: Cannot calculate square root of a negative number!"
+        except Exception as e:
+            error_msg = f"An error occurred: {e}"
+
+        # Display results with nice formatting
         if error_msg:
             st.error(error_msg)
-        else:
-            st.success(f"**Result:** {result}")
+        elif result is not None:
+            st.balloons() # Just for a bit of fun on success
+            st.success(f"### Result: {result}")
+
+    # Adding a little tip section
+    with st.expander("Operation Help"):
+        st.write("""
+        * **Power**: Raises the first number to the power of the second ($x^y$).
+        * **Modulo**: Returns the remainder after division.
+        * **Square Root**: Only calculates the root of the **first** number provided.
+        """)
 
 if __name__ == "__main__":
     main()