python 操作数据库

def sql(cadillac): #连接sqlite
connection=sqlite3.connect("E:\esl-working-1.3.7_rc2-sp8\db.sqlite")
cursor=connection.cursor()
cursor.execute(cadillac)
cursor.close()
connection.commit()
if __name__ == '__main__':
n = 0
print ctime() + "正在进行更新，轮次：" + str(n)

# while True:
#     time.sleep(10)
#     n = n +1
# #     # conmysql("update")
#     conmysql("update  hs_goods set price1  = ('"+str(n)+"')")
#     # conmysql("update  hs_goods set price1  = 'str(n)'")
while True:
n = n +1
time.sleep(5)
sql("update  sales_list set Price  = ('"+str(n)+"')")