import random
import psycopg2

fname=['金','趙','李','陳','許','龍','王','高','張','侯','艾','錢','孫','周','鄭']
mname=['玉','明','玲','淑','??','艷','大','小','風','雨','雪','天','水','奇','鯨','米','曉','澤','恩','葛','玄','道','振','隆','奇']
lname=['','玲','','芳','明','紅','國','芬','','云','嫻','隱','','花','葉','','黃','亮','錦','蔦','軍','','印','','凱']

# 數據庫連接參數
conn = psycopg2.connect(database="girl", user="jm", password="123", host="127.0.0.1", port="5432")
cur = conn.cursor()

for x in range(200):
  #生成隨機數據  
  pname=random.choice(fname)+random.choice(mname)+random.choice(lname)
  math=random.randint(40,100)
  english=random.randint(40,100)
  chinese=random.randint(40,100)
  pclass=random.randint(1,3)
  
  #插入數據 （特別注意只能用%s 不能用%d,數值型數據不用引號
  cur.execute("insert into score values(%s,%s,%s,%s,%s,%s)" ,(x,pname,math,english,chinese,glass))
  
  conn.commit()  #提交命令，否則數據庫不執行插入操作
  
cur.close()
conn.close()