[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Cheryl Sabella added the comment: Thanks! :-) -- ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mai

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Raymond Hettinger added the comment: Thanks Cheryl. This was nice work :-) -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker _

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Raymond Hettinger added the comment: New changeset 325191bd6b3a2d5e3012adee868f19baf3e2c3ab by Raymond Hettinger (Cheryl Sabella) in branch '2.7': [2.7] bpo-27212: Modify islice recipe to consume initial values preceding start (GH-6195) (GH-6339) https://github.com/python/cpython/commit/32519

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Change by Cheryl Sabella : -- pull_requests: +6051 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mai

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Raymond Hettinger added the comment: New changeset c8698cff7ccc8dc730c58523c7ef4113ea8d3049 by Raymond Hettinger (Miss Islington (bot)) in branch '3.6': bpo-27212: Modify islice recipe to consume initial values preceding start (GH-6195) (GH-6267) https://github.com/python/cpython/commit/c8698

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Raymond Hettinger added the comment: New changeset f328caf4caafd4521c356af8cb8a299f27603c90 by Raymond Hettinger (Miss Islington (bot)) in branch '3.7': bpo-27212: Modify islice recipe to consume initial values preceding start (GH-6195) (#GH-6266) https://github.com/python/cpython/commit/f328

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Change by miss-islington : -- pull_requests: +5992 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mai

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Change by miss-islington : -- pull_requests: +5991 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mai

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Raymond Hettinger added the comment: New changeset da1734c58d2f97387ccc9676074717d38b044128 by Raymond Hettinger (Cheryl Sabella) in branch 'master': bpo-27212: Modify islice recipe to consume initial values preceding start (GH-6195) https://github.com/python/cpython/commit/da1734c58d2f97387c

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Change by Cheryl Sabella : -- keywords: +patch pull_requests: +5942 stage: -> patch review ___ Python tracker ___ ___ Python-bugs-li

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Cheryl Sabella added the comment: Thanks, Raymond. I'll take a look. -- ___ Python tracker ___ ___ Python-bugs-list mailing list Un

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Raymond Hettinger added the comment: Cheryl, I think you take this one. It hasn't been touched in a long time and Nofar is focused on another issue. -- assignee: Nofar Schnider -> csabella ___ Python tracker __

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Cheryl Sabella added the comment: Hi Nofar, Are you still interested in working on this issue? Thanks! -- nosy: +csabella ___ Python tracker ___ _

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Changes by Raymond Hettinger : -- assignee: rhettinger -> Nofar Schnider nosy: +Nofar Schnider ___ Python tracker ___ ___ Python-bugs-

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Raymond Hettinger added the comment: The recipe should be modified to consume the initial values. Something like this: start, stop, step = s.start or 0, s.stop or sys.maxsize, s.step or 1 for i in zip(range(0, start), it): pass The recipe needs to pass these tests: it = i

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

Changes by Serhiy Storchaka : -- assignee: docs@python -> rhettinger nosy: +rhettinger ___ Python tracker ___ ___ Python-bugs-list mai

[issue27212] Doc for itertools, 'islice()' implementation have unwanted behavior for recipe 'consume()'

New submission from alex0307: In the doc for itertools, the python implementation of islice() doesn't actually perform the iteration when given an empty slice (e.g. islice(it,3,3)). This is not the expected behavior for 'consume()' in the recipe given below, i.e. consume(it,3) couldn't actual