Create home.py

home.py

@@ -1,8 +1,38 @@
 import streamlit as st
-st.markdown("""<h1 style="border-bottom: 2px solid black; text-align: center;"> About Data Science</h1>:""",unsafe_allow_html = True)
-st.markdown("""<h2 style="text-decoration:underline; text-align:left;"> INTRODUCTION </h2>:""",unsafe_allow_html=True) 
-st.markdown("<p1>Data science is a multidisciplinary field that combines statistics, programming, and domain expertise to extract meaningful insights from data. It involves collecting, cleaning, and analyzing vast amounts of structured and unstructured data to uncover patterns, trends, and valuable information.</p1>", unsafe_allow_html=True)
-st .markdown("<p1>With the rise of digital technology, data is being generated at an unprecedented rate, and data science helps organizations make sense of it. By leveraging tools like Python, R, and machine learning algorithms, data scientists solve real-world problems in areas like healthcare, finance, marketing, and more.</p2>",unsafe_allow_html=True)    
-    
 
+st.title("Calculator App using Streamlit")
 
+# creates a horizontal line
+st.write("---")
+
+# input 1
+num1 = st.number_input(label="Enter first number")
+
+# input 2
+num2 = st.number_input(label="Enter second number")
+
+st.write("Operation")
+
+operation = st.radio("Select an operation to perform:",
+                     ("Add", "Subtract", "Multiply", "Divide"))
+
+ans = 0
+
+
+def calculate():
+    if operation == "Add":
+        ans = num1 + num2
+    elif operation == "Subtract":
+        ans = num1 - num2
+    elif operation == "Multiply":
+        ans = num1 * num2
+    elif operation == "Divide" and num2 != 0:
+        ans = num1 / num2
+    else:
+        st.warning("Division by 0 error. Please enter a non-zero number.")
+        ans = "Not defined"
+
+    st.success(f"Answer = {ans}")
+
+if st.button("Calculate result"):
+    calculate()