[Tutor] How to handle try and except in this case

[Mic]

-----Ursprungligt meddelande----- 
From: Dave Angel 
Sent: Tuesday, November 29, 2011 4:25 PM 
To: Mic 
Cc: tutor at python.org 
Subject: Re: [Tutor] How to handle try and except in this case 

>(You top-posted again.  Try to put your remarks AFTER the part you're 
>quoting, so that the message is self-descriptive)

I did? I thought I posted this: 

"""

>Could you explain what's unclear about it?  Andreas couldn't get more 
>specific, since you didn't say how these 10 names are provided.


Yes, it was probably my fault. Sorry about that. I have come up with a new 
way of working around
a problem in my main program so I only need two files to be tested if they 
exist instead of say 10 files. """


Is that top posting?

>The os.path.exists(filename) returns a boolean, and doesn't tie up 
>resources, so you are welcome to use it in an if expression.

>if not (os.path.exists(file1) and os.path.exists(file2)):
      >print "hi"


Thank you! What do you mean with that it "doesn't tie up resources"?


Mic