another python style question -- copying a data file
dmgriffith at tasc.com
Wed Apr 23 17:53:48 CEST 2003
Guy Middleton wrote:
> Ok, here's another style question.
> I want to copy a data file, but if the file doesn't already exist, I don't
> care. I do care about any other errors, such as wrong permissions.
> I have the following code, is this a typical Python way to do this?
> os.system("cp %s %s.new" % (DATAFILE, DATAFILE))
> except OSError, arg:
> # ENOENT is ok, we didn't do the copy
> # anything else is a problem
> if arg.errno != errno.ENOENT:
Look into the shutil module. It has functions for copying files.
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