2017-07-17 54 views
-1

我想插入數據到燒瓶postgresql數據庫。如何插入數據到postgresql數據庫與瓶 - sqlalchemy.exc.ProgrammingError?

這是我寫的模型類代碼。

class Bet365(db.Model): 
    __tablename__ = "bet365s" 
    id = db.Column(db.Integer, primary_key=True) 
    sports = db.Column(db.Float) 
    casino = db.Column(db.Float) 
    poker = db.Column(db.Float) 
    games_bingo = db.Column(db.Float) 
    total = db.Column(db.Float) 
    withdrawal = db.Column(db.Float) 
    balance = db.Column(db.Float) 

    def __init__(self, sports, casino, poker, games_bingo, total, withdrawal, balance): 
     self.id = id 
     self.sports = sports 
     self.casino = casino 
     self.poker = poker 
     self.games_bingo = games_bingo 
     self.total = total 
     self.withdrawal = withdrawal 
     self.balance = balance 

這是代碼段,其負責插入數據。

@app.route('/testing/') 
def testing(): 
    data_bet365 = bet365_scrapping() 

    sports = float(data_bet365[0]) 
    casino = float(data_bet365[1]) 
    poker = float(data_bet365[2]) 
    games_bingo = float(data_bet365[3]) 
    total = float(data_bet365[4]) 
    withdrawal = float(data_bet365[5]) 
    balance = float(data_bet365[6]) 

    result_bet365 = Bet365(sports, casino, poker, games_bingo, total, withdrawal, balance) 
    db.session.add(result_bet365) 
    db.session.commit() 
    return (jsonify(data_bet365)) 

當我運行這個腳本時,出現這樣的錯誤。

sqlalchemy.exc.ProgrammingError 

sqlalchemy.exc.ProgrammingError: (psycopg2.ProgrammingError) can't adapt type 'builtin_function_or_method' 
[SQL: 'INSERT INTO bet365s (id, sports, casino, poker, games_bingo, total, withdrawal, balance) VALUES (%(id)s, %(sports)s, %(casino)s, %(poker)s, %(games_bingo)s, %(total)s, %(withdrawal)s, %(balance)s)'] 
[parameters: {'withdrawal': 0.0, 'id': <built-in function id>, 'sports': -29.94, 'total': 593.75, 'casino': 464.22, 'poker': 14.29, 'games_bingo': 145.17, 'balance': 593.75}] 

我找不到解決方案。請幫幫我。

回答

0

我不會使用id作爲類屬性名稱。您正在初始化程序中將id全局函數分配給self.id,這是引起追溯的原因。

0

看起來問題在於您的列類型。你正在嘗試將一個浮點數插入Integer列。

+0

感謝您的回覆。請再看一遍。我已經更新了我的問題。對不起,打擾你。 –

+0

啊,它看起來像你試圖插入一個空值到ID列。哪個應該是自動生成的字段。 –