Update src/streamlit_app.py

src/streamlit_app.py

@@ -1,42 +1,40 @@
-import streamlit as st
+import altair as alt
+import numpy as np
 import pandas as pd
+import streamlit as st
+
+"""
+# Welcome to Streamlit!
+
+Edit `/streamlit_app.py` to customize this app to your heart's desire :heart:.
+If you have any questions, checkout our [documentation](https://docs.streamlit.io) and [community
+forums](https://discuss.streamlit.io).
+
+In the meantime, below is an example of what you can do with just a few lines of code:
+"""
+
+num_points = st.slider("Number of points in spiral", 1, 10000, 1100)
+num_turns = st.slider("Number of turns in spiral", 1, 300, 31)
+
+indices = np.linspace(0, 1, num_points)
+theta = 2 * np.pi * num_turns * indices
+radius = indices
+
+x = radius * np.cos(theta)
+y = radius * np.sin(theta)
+
+df = pd.DataFrame({
+    "x": x,
+    "y": y,
+    "idx": indices,
+    "rand": np.random.randn(num_points),
+})
 
-# Page config
-st.set_page_config(page_title="Business Expense Tracker", layout="centered")
-
-st.title("💰 Small Business Expense Tracker")
-
-# Initialize session state for storing data
-if "records" not in st.session_state:
-    st.session_state.records = []
-
-# Input section
-st.subheader("Enter Daily Record")
-date = st.date_input("Date")
-sales = st.number_input("Sales (₹)", min_value=0.0, step=100.0)
-expenses = st.number_input("Expenses (₹)", min_value=0.0, step=100.0)
-
-if st.button("Add Record"):
-    profit = sales - expenses
-    st.session_state.records.append({"Date": date, "Sales": sales, "Expenses": expenses, "Profit": profit})
-    st.success(f"Record added: Profit = ₹{profit:.2f}")
-
-# Display table if records exist
-if st.session_state.records:
-    df = pd.DataFrame(st.session_state.records)
-    
-    st.subheader("📊 Expense Records")
-    st.dataframe(df, use_container_width=True)
-    
-    # Summary
-    st.subheader("📈 Summary")
-    total_sales = df["Sales"].sum()
-    total_expenses = df["Expenses"].sum()
-    total_profit = df["Profit"].sum()
-    
-    st.write(f"*Total Sales:* ₹{total_sales:.2f}")
-    st.write(f"*Total Expenses:* ₹{total_expenses:.2f}")
-    st.write(f"*Total Profit:* ₹{total_profit:.2f}")
-    
-    # Chart
-    st.line_chart(df.set_index("Date")[["Sales", "Expenses", "Profit"]])
+st.altair_chart(alt.Chart(df, height=700, width=700)
+    .mark_point(filled=True)
+    .encode(
+        x=alt.X("x", axis=None),
+        y=alt.Y("y", axis=None),
+        color=alt.Color("idx", legend=None, scale=alt.Scale()),
+        size=alt.Size("rand", legend=None, scale=alt.Scale(range=[1, 150])),
+    ))