Creating a function for a directory

[unknown]

On Mon, 11 Nov 2013 14:26:46 -0800, Matt wrote:

> So I want to take the file, "desktop/test.txt" and write it to
> "desktop/newfolder/test.txt". I tried the below script, and it gave me:
> "IOError: [Errno 2] No such file or directory: 'desktop/%s.txt'". Any
> suggestions would be great.
> 
> 
> 
> def firstdev(file):
> 	in_file = open("desktop/%s.txt") % file indata = in_file.read()
> 	out_file = open("desktop/newfolder/%s.txt", 'w') % file
> 	out_file.write(indata)
> 	out_file.close()
> 	in_file.close()
> 	
> firstdev("test")

would it not be more efficient and less error prone to use the os module 
to copy the file rather than manually reading & re-writing it (unless of-
course you intend to expand this in future to process the data first)?