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Re: Image loading problem

From Peter Otten <__peter__@web.de>
Newsgroups comp.lang.python
Subject Re: Image loading problem
Date 2016-05-22 11:03 +0200
Organization None
Message-ID <mailman.93.1463907806.27390.python-list@python.org> (permalink)
References <743e5fbe-3a6c-49ea-ac5e-9bc055f652b5@googlegroups.com> <nhq3sl$hv8$1@ger.gmane.org> <1463860505.689253.614738601.76B18B37@webmail.messagingengine.com> <nhrskk$bh0$1@ger.gmane.org>

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Random832 wrote:

> On Sat, May 21, 2016, at 12:54, Peter Otten wrote:
>> It's not your fault, there's an odd quirk in the library: you have to
>> keep a reference of the PhotoImage instance around to prevent the
>> image from being garbage-collected.
> 
> Just out of curiosity, why is this a "quirk" and not a bug? 

I agree that this is at least a usability bug, but I think someone with a 
clue (Fredrik Lundh?) wrote it that way intentionally.

> Why isn't the reference held by the Label?

I can only speculate: to avoid a tcl/python reference cycle?
You might file a bug report and see what comes of it.

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Thread

Image loading problem "sweating_ant@yahoo.com" <huey.y.jiang@gmail.com> - 2016-05-21 08:22 -0700
  Re: Image loading problem Peter Otten <__peter__@web.de> - 2016-05-21 18:54 +0200
  Re: Image loading problem Peter Pearson <pkpearson@nowhere.invalid> - 2016-05-21 17:10 +0000
  Re: Image loading problem Gary Herron <gherron@digipen.edu> - 2016-05-21 10:16 -0700
  Re: Image loading problem Terry Reedy <tjreedy@udel.edu> - 2016-05-21 15:23 -0400
  Re: Image loading problem Random832 <random832@fastmail.com> - 2016-05-21 15:55 -0400
  Re: Image loading problem huey.y.jiang@gmail.com - 2016-05-21 21:01 -0700
  Re: Image loading problem Peter Otten <__peter__@web.de> - 2016-05-22 11:03 +0200
  Re: Image loading problem Michael Torrie <torriem@gmail.com> - 2016-05-22 13:37 -0600
  Re: Image loading problem Random832 <random832@fastmail.com> - 2016-05-22 16:19 -0400
    Re: Image loading problem Christian Gollwitzer <auriocus@gmx.de> - 2016-05-22 22:57 +0200

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