exists=false, but no complaint when i open it!?

[Reedick, Andrew]

> -----Original Message-----
> From: python-list-bounces+jr9445=att.com at python.org [mailto:python-
> list-bounces+jr9445=att.com at python.org] On Behalf Of globalrev
> Sent: Thursday, May 15, 2008 12:04 PM
> To: python-list at python.org
> Subject: exists=false, but no complaint when i open it!?
> 
> print os.path.exists('C:\Users\saftarn\Desktop\NetFlixDataSet
> \trainingsetunzipped\training_set\mv_0000001.txt')
> 
> d=open('C:/Python25/myPrograms/mapexperiments/maps/provinces-of-
> sweden.gif')
> d.close()
> 
> exists returns false but when i open it doesnt complain. how come?
> 
> another file that exists returned false for complained when i tried to
> open it.
> --


You're falling victim to string interpolation because of the
backslashes.  (\n == newline, \N == N).

Try using a raw string r'filename', instead of 'filename':
	print
os.path.exists(r'C:\Users\saftarn\Desktop\NetFlixDataSet\trainingsetunzi
pped\training_set\mv_0000001.txt')


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