Update app.py

app.py

@@ -20,6 +20,7 @@ from sqlalchemy import (
 )
 engine = create_engine("sqlite:///agentDB.db")
 metadata_obj = MetaData()
+inspector = inspect(engine)
 
 def load_rows():
     """
@@ -148,7 +149,6 @@ def table_description():
        Returns:
            table_description (String): The table's column names and their data types.
    """
-   inspector = inspect(engine)
    try:
        columns_info = [(col["name"], col["type"]) for col in inspector.get_columns(PATHS.TABLE_NAME)]
        table_description = "Columns:\n" + "\n".join([f" - {name}: {col_type}" for name, col_type in columns_info])
@@ -165,7 +165,6 @@ def table_check()-> str:
             (String): A message containing table status.
     """
     try:
-        inspector = inspect(engine)
         if inspector.has_table(PATHS.TABLE_NAME):
             return f"Table '{PATHS.TABLE_NAME}' exists."
         else:
@@ -290,7 +289,7 @@ def change_insert_mode(choice):
             """
     table_status = table_check()
     if choice == "Upload New" and not "NoSuchTableError" in table_status:
-        sql_engine(f"DROP COLUMN *;")
+        # sql_engine(f"DROP COLUMN *;")
         sql_engine(f"DROP TABLE {PATHS.TABLE_NAME};")
     else:
         pass