Make Executor.map work with infinite/large inputs correctly #74028
Description
Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.
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GitHub fields:
assignee = None
closed_at = None
created_at = <Date 2017-03-18.01:32:56.383>
labels = ['3.8', 'library']
title = 'Make Executor.map work with infinite/large inputs correctly'
updated_at = <Date 2021-05-05.00:42:51.731>
user = 'https://github.com/MojoVampire'bugs.python.org fields:
activity = <Date 2021-05-05.00:42:51.731>
actor = 'leezu'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2017-03-18.01:32:56.383>
creator = 'josh.r'
dependencies = []
files = []
hgrepos = []
issue_num = 29842
keywords = ['patch']
message_count = 8.0
messages = ['289789', '289790', '293677', '293708', '322390', '322391', '341565', '385067']
nosy_count = 7.0
nosy_names = ['bquinlan', 'ezio.melotti', 'max', 'josh.r', 'dlukes', 'Klamann', 'leezu']
pr_nums = ['707', '18566']
priority = 'normal'
resolution = None
stage = 'patch review'
status = 'open'
superseder = None
type = None
url = 'https://bugs.python.org/issue29842'
versions = ['Python 3.8']Linked PRs
- gh-74028: Introduce a prefetch parameter to Executor.map to handle large iterators #114975
- gh-74028:
concurrent.futures.Executor.map: introducebuffersizeparam for lazier behavior #125663 - gh-74028: update
whatsnew/3.14.rstpost gh-125663 #131214 - gh-74028:
concurrent.futures.Executor.map: avoid reference cycles when an exception is raised #131701