<p>如何解决这个问题:
我在执行下面的代码时遇到了类似EOF等错误--</p>
<p>我的代码是:</p>
<pre><code>import mysql.connector as sql
db_con=sql.connect(host="localhost",user="root",passwd="XXXX",database="mydb")
db_cur=db_con.cursor()
db_cur.execute('"update Orders set Freight=case when ShipCountry='USA' then Freight+(0.15*Freight)"' `" when ShipCountry='Canada' then Freight+(0.15*Freight)"``" when ShipCountry='France' then Freight+(0.10*Freight)"``" when ShipCountry='Germany' then Freight+(0.10*Freight)"``" when ShipCountry='Belgium' then Freight+(0.10*Freight)"``" else Freight+(0.05*Freight) end"`
how to solve?????
</code></pre>