PythonѧϰÔý¼Ç
Ubuntuƽ̨ϵÄPython²Ù×÷Mysql
1.°²×°Ubuntu,°²×°Msql.
2.´ò¿ªÖÕ¶Ë,ÊäÈë python
import MySQLdb
con = MySQLdb.connect(db="python")
cur = con.cursor()
count = cur.execute("select * from test")
print count
data = cur.fetchall()
print data
for d in data:
print d
import os
os.system('clear') # clear screen
count = cur.execute("delete from test where id =1")
print count
count = cur.execute("select * from test")
print count
cur.close()
con.commit()
con.close()
ps.pythonѧϰÊé¼®
1.python¼òÃ÷½Ì³Ì
http://www.woodpecker.org.cn:9081/doc/abyteofpython_cn/chinese/
2.pythonºËÐıà³Ì(µÚ¶þ°æ)
Ïà¹ØÎĵµ£º
while µÄÓ÷¨£º
while ºóÃæ¸úÌõ¼þ±í´ïʽ£¬(:)ºóÃæ¸úÓï¾ä¿é£¬Äã¿ÉÒÔÔÚÕâ¶ÎÓï¾ä¿éÀïÐÞ¸ÄÌõ¼þ±í´ïʽµÄijЩ±äÁ¿£¬µ±Ìõ¼þ±í´ïʽ Ϊ¼ÙµÄʱºòÍ˳öÑ»·¡£ÀýÈ磺
flag = 5
while flag > 0:
#ÕâÀïÊÇÄãµÄ´úÂë
flag -= 1
#if flag == 3: break
#if flag == 3: continue
print flag
µ±È»ÄãÒ²¿ÉÒÔÔÚÊʵ ......
ÔÎijö´¦£ºhttp://www.amk.ca/python/howto/regex/
ÔÎÄ×÷ÕߣºA.M. Kuchling £¨amk@amk.ca£©
ÊÚȨÐí¿É£º´´×÷¹²ÏíÐÒé
·ÒëÈËÔ±£ºFireHare
У¶ÔÈËÔ±£ºLeal
ÊÊÓð汾£ºPython 1.5 ¼°ºóÐø°æ±¾
¼ò½é
Python ×Ô1.5°æ±¾ÆðÔö¼ÓÁËre Ä£¿é£¬ËüÌṩ Perl ·ç¸ñµÄÕýÔò±í´ïʽģʽ¡£Python 1.5֮ǰ°æ±¾ÔòÊÇͨ¹ý regex
Ä£¿éÌṩ ......
1. µÚ¶þÕ Óï·¨¼°´úÂëÔ¼¶¨
&nb ......
1.1. Óï·¨
1.1.1. if
>>> x=int(raw_input("please enter an integer:"))
please enter an integer:-8
>>> if x<0:
... print 'negative'
... elif x==0:
... print 'zero'
... else:
... print 'positive'
...
negative
ÕâÀïÓм¸¸ö֪ʶµãÐèÒªÌáÐÑ£º
1¡£ºÍ ......