原始代码:import pandas as pd
import numpy as np
from sqlalchemy import create_engine
df = pd.DataFrame ({
'user_id':[1,2,1,3,3],
'content_id':[1,1,2,2,2],
'tag':['cool','nice','clever','clever','not_bad']
})
engine=create_engine ('sqlite:///test2.db')
df.to_sql('colors',engine)
出现报错:ValueError: Table 'colors' already exists.
尝试几种方法均未能解决。如果有大神看到望帮忙指点一二!