Blocking readline() Call?

Paul Clinch pclinch at internet-glue.co.uk
Mon Nov 10 17:47:28 EST 2003


"Scott Brady Drummonds" <scott.b.drummonds.nospam at intel.com> wrote in message news:<booqnf$ioc$1 at news01.intel.com>...
> Hi, everyone,
> 
> I'm just figuring Python out but have become stalled with the following
> snippit of code:  For some reason, the program stalls after the "read line:
> x" for the last line.  The 'done reading cycle map' message is never
> generated:
> 
>   while 1:
>     line = file.readline()
>     if line == '':
>       continue

Perhaps you meant break.

>     data = line.strip().split(':')
>     cycleMap[int(data[0])] = int(data[1])
>     i = i + 1
>     print ('read line %d' % i)
>   file.close()
>   print ('done reading cycle map')
> 
> I thought readline() was supposed to be non-blocking.  Have I misunderstood
> something?
> 
> Thanks,
> Scott

Regards, Paul Clinch




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