python对mysql的一些操作(drop,create,insert)

by 伍雪颖

import MySQLdb,random

def getRandomNum():

key_list = []

for iin range(200):

key_list.append(str(random.uniform(10,20)))

return key_list

def write_to_mysql(key_list):

db = MySQLdb.connect("localhost","root","","test")

cursor = db.cursor()

cursor.execute("drop table if exists numTable")

sql = """create table numTable (key_value char(40) not null)"""

cursor.execute(sql)

try:

for iin range(200):

cursor.execute(‘insert into numTable values("%s")‘ % (key_list[i]))

db.commit()

except:

db.rollback()

db.close()

if __name__ ==‘__main__‘:

write_to_mysql(getRandomNum())