Update app.py

app.py

@@ -101,25 +101,25 @@ if viz_type == "Complaints Over Time":
 #         options=block_options, 
 #         key=f"block_select_{viz_type}"  # Unique key for each visualization
 #     )
+    
+# # Ensuring selected_block is only used if defined
+# if viz_type in ["Complaints by Housing Block and Type", "Complaints by Housing Block and Type (Incorporating Suggestions Based on Professor's Feedback)"] and 'selected_block' not in locals():
+#     selected_block = 'All Blocks'  # Default to 'All Blocks' if no selection made
+
+# Dropdown for Housing Block (only show for specific visualizations)
+block_options = ['All Blocks'] + sorted(data['Housing Block'].unique().tolist())
+selected_block = 'All Blocks'  # Default value
 
 if viz_type in [
-    "Complaints by Housing Block and Type", 
+    "Complaints by Housing Block and Type",
     "Complaints by Housing Block and Type (Incorporating Suggestions Based on Professor's Feedback)"
 ]:
-    block_options = ['All Blocks'] + sorted(data['Housing Block'].unique().tolist())
-    # Unique key for each viz_type
-    block_key = f"block_select_{viz_type.replace(' ', '_')}"
+    # Show dropdown only when required
     selected_block = st.sidebar.selectbox(
-        "Select Housing Block", 
-        options=block_options, 
-        key=block_key
+        "Select Housing Block",
+        options=block_options,
+        key="unique_block_select"  # Fixed key to avoid duplicates
     )
-else:
-    selected_block = 'All Blocks'
-    
-# # Ensuring selected_block is only used if defined
-# if viz_type in ["Complaints by Housing Block and Type", "Complaints by Housing Block and Type (Incorporating Suggestions Based on Professor's Feedback)"] and 'selected_block' not in locals():
-#     selected_block = 'All Blocks'  # Default to 'All Blocks' if no selection made
 
 # Filtering data based on selected year
 if selected_year != 'All Time':