--- a/get_db_info.py	Fri May 23 12:45:20 2025 +0000
+++ b/get_db_info.py	Fri May 23 13:47:21 2025 +0000
@@ -106,17 +106,18 @@
 
             # Compare fragments between CSV and DB
             csv_fragments = set()
-            all_ids = set(df[0])
+            all_ids = set(df[0].dropna().astype(str))
             for _, row in df.iterrows():
                 for col in df.columns:
-                    if col != 0:  # Skip the first column
+                    if col != 0:
                         fragment = row[col]
-                        if fragment not in all_ids:
-                            csv_fragments.add(fragment)
+                        if pd.notna(fragment):
+                            fragment_str = str(fragment)
+                            if fragment_str not in all_ids:
+                                csv_fragments.add(fragment_str)
 
             db_fragments = set(fragment_map.keys())
             missing_fragments = sorted(list(csv_fragments - db_fragments))
-
             if missing_fragments:
                 raise ValueError(
                     f" Missing fragments in DB: {', '.join(missing_fragments)}"
@@ -128,6 +129,8 @@
                 for col in df.columns:
                     if col != 0:
                         fragment = row[col]
+                        if fragment not in csv_fragments:
+                            continue
                         db_row = fragment_map.get(fragment)
 
                         if db_row: