Update appStore/prep_data.py

appStore/prep_data.py

@@ -100,7 +100,7 @@ def process_giz_worldwide():
     giz_df['url'] = ''
     
     # Convert CRS value to numeric then to integer if possible.
-    if 'crs_key' in df.columns:
+    if 'crs_key' in giz_df.columns:
         giz_df['crs_key'] = giz_df['crs_key'].apply(lambda x: str(int(float(x))) if pd.notnull(x) and str(x).strip() != "" else x)
 
     # Compute text_size based on merged_text and assign full text to the 'chunks' column