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'''
Created on 2009-9-2
@author: jiangqh
'''
# file create and write
context = '''hello world
hello china '''
f = file("hello.txt",'w')
f.write(context)
f.close()
Îļþ´´½¨
#use readline() read file
f = open("hello.txt")
while True:
line = f.readline()
if line:
print line
else :
break
f.close()
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# read more lines
f = file("hello.txt")
lines = f.readlines()
for line in lines:
print line
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'''
Created on 2009-9-2
@author: jiangqh
'''
f = open("hello.txt")
context = f.read()
print context
f = open("hello.txt")
context = f.read(5) #¶ÁȡǰÎå×Ö½Ú
print context
print f.tell() #»ñµÃµ±Ç°Ö¸ÕëµÄλÖÃ
context = f.read(5) #¼ÌÐøµ±Ç°¶ÁÈ¡Îåλ
print context
print f.tell() #»ñµÃµ±Ç°Ö¸ÕëµÄλÖÃ
f.close()


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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
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