Re: can't delete from a dictionary in a loop

From: Hans Nowak <zephyrfalcon!NO_SPAM!@xxxxxxxxx>
Date: Fri, 16 May 2008 17:28:44 -0400

Dan Upton wrote:

for pid in procs_dict:
if procs_dict[pid].poll() != None
# do the counter updates
del procs_dict[pid]

The problem:

RuntimeError: dictionary changed size during iteration

I don't know if the setup with the pids in a dictionary is the best way to manage a pool of processes... I'll leave it others, presumably more knowledgable, to comment on that. :-) But I can tell you how to solve the immediate problem:

for pid in procs_dict.keys():
...

Hope this helps!

--Hans
.

Follow-Ups:
- Re: can't delete from a dictionary in a loop
  - From: bruno.desthuilliers@xxxxxxxxx

References:
- can't delete from a dictionary in a loop
  - From: Dan Upton

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