Merge branch '45-fix-sqlite_sequence-csv-in-export' into 'dev'

(fix) removed export of sqlite_sequence. Closes #45

Closes #45

See merge request meldb/concepts-processing!30

acmc/omop.py

@@ -315,7 +315,9 @@ def export(map_path, export_path, version, omop_metadata):
     
     # Export each table to a separate CSV file
     for table in tables:
-        table_name = table[0]  # Extract table name
+        table_name = table[0]
+        # ignore SQLite's internal system table
+        if table_name != "sqlite_sequence":
             df = pd.read_sql_query(f"SELECT * FROM {table_name}", conn)
             output_file = f"{table_name}.csv"
             output_path = export_path / output_file