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bpo-40387 Improve queue join() example. #19724

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merged 1 commit into from
Apr 27, 2020

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rhettinger
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@rhettinger rhettinger commented Apr 26, 2020

  • Replace placeholder function with a print().
  • Keep the example focused on queue.put(), queue.get(), and queue.join().
  • Remove the threading poisoning with None. That is the technique that queue.join() was meant to replace.

https://bugs.python.org/issue40387

@rhettinger rhettinger added docs Documentation in the Doc dir skip news needs backport to 3.8 only security fixes labels Apr 26, 2020
@rhettinger rhettinger merged commit 88499f1 into python:master Apr 27, 2020
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Thanks @rhettinger for the PR 🌮🎉.. I'm working now to backport this PR to: 3.8.
🐍🍒⛏🤖

miss-islington pushed a commit to miss-islington/cpython that referenced this pull request Apr 27, 2020
(cherry picked from commit 88499f1)

Co-authored-by: Raymond Hettinger <rhettinger@users.noreply.github.com>
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GH-19726 is a backport of this pull request to the 3.8 branch.

@bedevere-bot bedevere-bot removed the needs backport to 3.8 only security fixes label Apr 27, 2020
CuriousLearner added a commit to CuriousLearner/cpython that referenced this pull request Apr 27, 2020
* 'master' of github.com:python/cpython: (2949 commits)
  Add files in tests/test_peg_generator to the install target lists (pythonGH-19723)
  bpo-40398: Fix typing.get_args() for special generic aliases. (pythonGH-19720)
  bpo-40348: Fix typos in the programming FAQ (pythonGH-19729)
  bpo-38387: Formally document PyDoc_STRVAR and PyDoc_STR macros (pythonGH-16607)
  bpo-40401: Remove duplicate pyhash.h include from pythoncore.vcxproj (pythonGH-19725)
  bpo-40387: Improve queue join() example. (pythonGH-19724)
  bpo-40396: Support GenericAlias in the typing functions. (pythonGH-19718)
  Fix typo in Lib/typing.py (pythonGH-19717)
  Fix typo in object.__format__ docs (pythonGH-19504)
  bpo-40275: Avoid importing logging in test.support (pythonGH-19601)
  bpo-40275: Avoid importing socket in test.support (pythonGH-19603)
  bpo-40275: Avoid importing asyncio in test.support (pythonGH-19600)
  bpo-40279: Add some error-handling to the module initialisation docs example (pythonGH-19705)
  closes bpo-40385: Remove Tools/scripts/checkpyc.py (pythonGH-19709)
  bpo-40334: Add What's New sections for PEP 617 and PEP 585 (pythonGH-19704)
  bpo-40340: Separate examples more clearly in the programming FAQ (pythonGH-19688)
  bpo-40360: Deprecate lib2to3 module in light of PEP 617 (pythonGH-19663)
  bpo-40334: Rewrite test_c_parser to avoid memory leaks (pythonGH-19694)
  bpo-38061: subprocess uses closefrom() on FreeBSD (pythonGH-19697)
  bpo-38061: os.closerange() uses closefrom() on FreeBSD (pythonGH-19696)
  ...
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