WebMar 5, 2016 · You're trying to retrieve information from a NoneType since the function returns that when no more rows are available. (You reach the ending of your query results) A quick, but ugly 'fix': D = self.con.execute ('select length from googlepagelength where urlid = {0}'.format (row [0])).fetchone () if D: D = D [0] WebDec 6, 2011 · player_categories_statistics = cur.fetchone () This sets player_categories_statistics to None. None [0] raises the exception. The only reason this would happen is your query returns no rows, which means your table is empty. Your table is most likely is empty because you never put any rows in it, or less likely you removed …
NoneType object returned by .fetchone() in MySQLdb - Python
WebJul 18, 2005 · cs.fetchone () fetchall () moves the cursor after the last row. When you invoke fetchall () again it will return an empty list whereas fetchone () will return None. To fix it, just execute the cursor before fetchone (), e. g: cs.execute ("select * from mytable;") while 1: row = cs.fetchone () if row is None: break # process row WebJun 13, 2024 · You should fetch, check that price is not None and only then subscribe to it. price = cursor.execute (sql).fetchone () return price [0] if price is not None else 100. As a sidenote, you shoud check that price is None, and not NoneType which is its type. To use NoneType, you would need to check if isinstance (price, NoneType), but this not how ... scrapbooking coach login
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WebDec 20, 2024 · TypeError: 'NoneType' object is not subscriptable 4 Advertisement Answer After executing a query with execute, the query results will be available in a query result set, which you can then iterate over with the c.fetch* methods. The thing to note here, is that fetch* will iterate over the result set, exhausting it. WebJun 4, 2024 · from app.api import create_app app = create_app () app.run (debug=True) After running the script AttributeError: 'NoneType' object has no attribute 'fetchone' I'm struggling to see why fetchone would be a nonetype object if the database has data sql postgresql flask-restful Share Improve this question Follow asked Jun 4, 2024 at 21:15 … WebJan 9, 2024 · 1 Answer Sorted by: 5 Change sql_cursor=sql_cursor.execute (sql) to sql_cursor.execute (sql) Because the execute method returns none, this re-assignment … scrapbooking coach scam