#!/usr/bin/python
def CanCombin(A,B,num):
   ret = ()
   for i in range(1,num/A):
      print i
      lest = num - i*A;
      if lest < B:
         return ()   
      if (num - i*A)%B == 0:
         bx = (num -i*A)/B
         ret = (i,bx)
         return ret;
      return ret;
a = 4
b = 5
c = 153
if __name __ =='__main__':
   print CanCombin(a,b,c)

[jackness@promote ~]$ ls
helloworld.class  mozilla.pdf  workspace  模板  图片  下载  桌面
helloworld.java   tjh          公共       视频  文档  音乐
[jackness@promote ~]$ cd tjh
[jackness@promote tjh]$ ls
python  shell下编程
[jackness@promote tjh]$ cd shell下编程/
[jackness@promote shell下编程]$ ls
[jackness@promote shell下编程]$ gedit test.py
[jackness@promote shell下编程]$ su
密码：
[root@promote shell下编程]# gedit test.py

(gedit:3089): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:3089): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:3089): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)

(gedit:3089): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:3089): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:3089): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:3089): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭
[root@promote shell下编程]# ls
test.py
[root@promote shell下编程]# python test.py
[root@promote shell下编程]# ls
csvtest.csv  test.py
[root@promote shell下编程]# ./csvtest.csv
bash: ./csvtest.csv: 权限不够
[root@promote shell下编程]# chmod +x csvtest.csv
[root@promote shell下编程]# ./csvtest.csv
./csvtest.csv:行1: $'id,url,keywords\r': 未找到命令
: 没有那个文件或目录,http://www.xiaoheiseo.com/,小黑
: 没有那个文件或目录,http://www.baidu.com/,百度
: 没有那个文件或目录,http://www.jd.com/,京东
[root@promote shell下编程]# cvs
bash: cvs: 未找到命令...
[root@promote shell下编程]# csv
bash: csv: 未找到命令...
[root@promote shell下编程]# rpm -qa|grep cvs
libsrtp-1.4.4-10.20101004cvs.fc20.x86_64
jai-imageio-core-1.2-0.13.20100217cvs.fc20.noarch
lklug-fonts-0.6-10.20090803cvs.fc20.noarch
libedit-3.1-2.20130601cvs.fc20.x86_64
[root@promote shell下编程]# gedit combin.py

(gedit:9556): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:9556): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:9556): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)

(gedit:9556): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:9556): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:9556): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:9556): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭
[root@promote shell下编程]# ls
combin.py  csvtest.csv  test.py
[root@promote shell下编程]# chmod +x combin.py
[root@promote shell下编程]# ./combin.py
  File "./combin.py", line 17
    if __name __ =='__main__':
               ^
SyntaxError: invalid syntax
[root@promote shell下编程]# gedit combin.py

(gedit:9689): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:9689): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:9689): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)
Error creating proxy: 连接已关闭 (g-io-error-quark, 18)

(gedit:9689): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:9689): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭

(gedit:9689): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭
 
(gedit:9689): dconf-WARNING **: failed to commit changes to dconf: 连接已关闭
[root@promote shell下编程]#

 File "./combin.py", line 17
    if __name __ =='__main__':
               ^
SyntaxError: invalid syntax