Create app.py

app.py

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+
+import streamlit as st
+import pandas as pd
+
+df = pd.read_csv('C:/Users/mritchey/data file.csv')
+
+# Sidebars
+data = st.sidebar.text_input("Enter Data", "First")
+clear_data = st.sidebar.radio("Clear Data", ("No", "Yes"))
+
+# Append New Data
+df_new_data = pd.DataFrame({'Col1': [data]})
+df_final = pd.concat([df, df_new_data])[['Col1']].reset_index(drop=1)
+
+if clear_data == 'No':
+    df_final.to_csv('C:/Users/mritchey/data file.csv', index=0)
+    
+else:
+    df_final = df_final.head(0)
+    df_final.to_csv('C:/Users/mritchey/data file.csv', index=0)
+
+#Display Data
+st.header('Orginal Data')
+df
+
+st.header('New Data')
+df_final