create backup script in python

Rainy sill at optonline.net
Sat Jun 9 23:00:11 CEST 2001


On Sat, 09 Jun 2001 20:28:50 GMT, Rainy <sill at optonline.net> wrote:
> On 9 Jun 2001 11:26:21 GMT, Fredrik Steen <nospamnntp at stone.nu> wrote:
>> On Sat, 02 Jun 2001 15:22:44 GMT, Rainy <sill at optonline.net> wrote:
>>> On 1 Jun 2001 18:30:48 -0700, eric_brake <brakedon at hotmail.com> wrote:
>>>> What is the easiest way to write a file copy script in python? I want
>>>> to use the script as a way to backup any file I choose on my hard
>>>> drive. Binary mode is best while handling this range of file types,
>>>> Correct?
>>>> 
>>>> thank you
>>> 
>>> Backup to where? I made a little script that backs up my home directory
>>> to a cdrw disk, it uses mkisofs and cdrecord (unix programs).
>>> 
>>> 
>> 
>> Would you share your script?
>> 
> 
> Sure.. I think I appended it to original message but then someone snipped it.
> Anyhoo, here it goes:
> 
> 
> #!/usr/bin/env python
> 
> #----------------------------------------------------------------------- 
> #
> #
> # Send bug reports, comments to Andrei Kulakov <ak at silmarill.org>
> # Last Updated: Fri Aug 11 22:03:27 EST 2000
> # Copyright (C) 2000 Andrei Kulakov
> #----------------------------------------------------------------------- 
> 
> import os, sys
> homedir = os.path.expanduser('~sill/')
> # cdrw device (cdrecord argument)
> dev = '0,0,0'
> 
> def print_help():
>         print 'backup.py script'
>         print 'Usage: backup.py <temp image file>'
>         sys.exit()
> 
> try:
>         image_file = sys.argv[1]
> except IndexError:
>         print '*** Error: need one argument.'
>         print_help()
> 
> os.system('cp -r /etc ' + homedir)
> os.system('mkisofs -R -o ' + image_file + ' ' + homedir)
> os.system('cdrecord -v -blank=fast -speed=2 -dev=' + dev)
> os.system('cdrecord -v -dev=' + dev + ' -speed=2 -fs=8m ' + image_file)
> answer = raw_input('Erase image file? [Y/n]')
> if answer == 'Y' or answer == '':
>         os.remove(image_file)
> os.remove(homedir + '/etc')

There's an error here, it should be

os.system('rm -f ' + homedir + 'etc')
> 
> 


-- 
The point of philosophy is to start with something so simple as not
to seem worth stating, and to end with something so paradoxical
that no one will believe it.



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