On Tue, Nov 19, 2013 at 6:13 PM, Victor Hooi <victorh...@gmail.com> wrote:
> My first thought was to use a try-catch block and attempt to open it using 
> the most common filetype, then if that failed, try the next most common type 
> etc. before finally erroring out.
>
> So basically, using exception handling for flow-control.
>
> However, is that considered bad practice, or un-Pythonic?

It's fairly common to work that way. But you may want to be careful
what order you try them in; some codecs might be technically capable
of reading other formats than you wanted, so start with the most
specific.

Alternatively, looking at a file's magic number (either with
python-magic/libmagic or by manually reading in a few bytes) might be
more efficient. Either way can work, take your choice!

ChrisA
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