Update app.py

app.py

@@ -5,3 +5,25 @@ import pandas as pd
 # Streamlit app
 st.title("Private Sample")
 
+progress_bar = st.progress(0)
+status_text = st.empty()
+chart = st.line_chart(np.random.randn(10, 2))
+
+for i in range(100):
+    # Update progress bar.
+    progress_bar.progress(i + 1)
+
+    new_rows = np.random.randn(10, 2)
+
+    # Update status text.
+    status_text.text(
+        'The latest random number is: %s' % new_rows[-1, 1])
+
+    # Append data to the chart.
+    chart.add_rows(new_rows)
+
+    # Pretend we're doing some computation that takes time.
+    time.sleep(0.1)
+
+status_text.text('Done!')
+st.balloons()