Update pages/demo.py

pages/demo.py

@@ -395,7 +395,7 @@ elif st.session_state.page == "excel":
             ''')
 
 
-    st.link_button("Hands on Google Colab", "https://colab.research.google.com/drive/13WOvSbINEMzIowmNrtShWSapd89W5DAv")
+    st.link_button("Hands on Google Colab", "https://colab.research.google.com/drive/13WOvSbINEMzIowmNrtShWSapd89W5DAv?usp=sharing")
     with open("file/Streamlit_Excel.ipynb", "rb") as file:
         st.download_button(
             label="Download Jupyter Notebook",
@@ -646,6 +646,14 @@ elif st.session_state.page == "csv":
             import pandas as pd
             pd.read_csv('spam.csv', encoding='latin', chunksize= 100)
         ''')
+    st.link_button("Hands on Google Colab", "https://colab.research.google.com/drive/1igANeIT5jZrKqXbyvMRkxbptRHL7-FyX?usp=sharing")
+    with open("file/streamlit_CSV.ipynb", "rb") as file:
+        st.download_button(
+            label="Download Jupyter Notebook",
+            data=file,
+            file_name="Streamlit_Excel.ipynb",
+            mime="application/octet-stream"
+        )
 
 
 
@@ -987,7 +995,15 @@ elif st.session_state.page == "json":
     """)
 
     st.markdown("---")
-    st.markdown("Use the sidebar to navigate to different pages.")
+    st.link_button("Hands on Google Colab", "https://colab.research.google.com/drive/1_LBXYJOYOOfhqOzosNtxoRYyngJJu8qH?usp=sharing")
+    with open("file/streamlit_JSON.ipynb", "rb") as file:
+        st.download_button(
+            label="Download Jupyter Notebook",
+            data=file,
+            file_name="Streamlit_Excel.ipynb",
+            mime="application/octet-stream"
+        )
+
     if st.button('Back to Unstructured data'):
         navigate_to('unstructured_data')
     if st.button('Back to Data collection'):