Update pages/Data Collection.py

pages/Data Collection.py

@@ -67,7 +67,11 @@ data_type = st.radio(
 )
 
 # Structured Data Section
-if data_type == "Structured Data":
+# Ensure session state is initialized
+if "explore_excel" not in st.session_state:
+    st.session_state.explore_excel = False
+
+if data_type == "Structured Data" and not st.session_state.explore_excel:
     st.markdown("""
         <div style="text-align: left; margin-top: 20px;">
             <h3 style="color: #e25822;">What is Structured Data?</h3>
@@ -120,7 +124,7 @@ if data_type == "Structured Data":
             <h4 style="color: #5b2c6f;">Data Formats in Structured Data:</h4>
         </div>
     """, unsafe_allow_html=True)
-    
+
     st.write("Click to explore Structured Data Formats:")
     if st.button("Structured Data Formats"):
         st.write("Select a format to explore:")
@@ -130,28 +134,35 @@ if data_type == "Structured Data":
 
         with col1:
             if st.button("Explore Excel"):
-                st.markdown("""
-                    <div style="text-align: left; margin-top: 20px;">
-                        <h3 style="color: #e25822;">Exploring Excel</h3>
-                    </div>
-                """, unsafe_allow_html=True)
-            
-                st.write("""
-                    Excel is one of the most widely used tools for handling structured data. It supports features like:
-                    - Tabular data representation.
-                    - Complex computations using formulas.
-                    - Data visualization with charts and graphs.
-                """)
-            
-                # Add Excel file uploader and display content
-                uploaded_file = st.file_uploader("Upload an Excel file", type=["xlsx", "xls"])
-                if uploaded_file:
-                    try:
-                        df = pd.read_excel(uploaded_file)
-                        st.write("Preview of the uploaded file:")
-                        st.dataframe(df)
-                    except Exception as e:
-                        st.error("An error occurred while reading the file. Please ensure it is a valid Excel file.")
+                st.session_state.explore_excel = True
+
+if st.session_state.explore_excel:
+    st.markdown("""
+        <div style="text-align: left; margin-top: 20px;">
+            <h3 style="color: #e25822;">Exploring Excel</h3>
+        </div>
+    """, unsafe_allow_html=True)
+
+    st.write("""
+        Excel is one of the most widely used tools for handling structured data. It supports features like:
+        - Tabular data representation.
+        - Complex computations using formulas.
+        - Data visualization with charts and graphs.
+    """)
+
+    # Add Excel file uploader and display content
+    uploaded_file = st.file_uploader("Upload an Excel file", type=["xlsx", "xls"])
+    if uploaded_file:
+        try:
+            df = pd.read_excel(uploaded_file)
+            st.write("Preview of the uploaded file:")
+            st.dataframe(df)
+        except Exception as e:
+            st.error("An error occurred while reading the file. Please ensure it is a valid Excel file.")
+
+    # Add a "Go Back" button
+    if st.button("Go Back"):
+        st.session_state.explore_excel = False
 
 
 elif data_type == "Unstructured Data":