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Path.with_suffix() raises TypeError when doing %-formatting #78514

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berkerpeksag opened this issue Aug 3, 2018 · 3 comments
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Path.with_suffix() raises TypeError when doing %-formatting #78514

berkerpeksag opened this issue Aug 3, 2018 · 3 comments
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@berkerpeksag
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3.7 (EOL) end of life 3.8 only security fixes stdlib Python modules in the Lib dir type-bug An unexpected behavior, bug, or error

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@berkerpeksag
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BPO 34333
Nosy @pitrou, @berkerpeksag
PRs
  • bpo-34333: Fix %-formatting in Path.with_suffix() #8663
  • [3.7] bpo-34333: Fix %-formatting in Path.with_suffix() (GH-8663) #8731
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    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 = 'https://github.com/berkerpeksag'
closed_at = <Date 2018-08-11.06:00:36.323>
created_at = <Date 2018-08-03.21:03:06.973>
labels = ['3.7', '3.8', 'type-bug', 'library']
title = 'Path.with_suffix() raises TypeError when doing %-formatting'
updated_at = <Date 2018-08-11.06:00:36.322>
user = 'https://github.com/berkerpeksag'

    bugs.python.org fields:

    activity = <Date 2018-08-11.06:00:36.322>
actor = 'berker.peksag'
assignee = 'berker.peksag'
closed = True
closed_date = <Date 2018-08-11.06:00:36.323>
closer = 'berker.peksag'
components = ['Library (Lib)']
creation = <Date 2018-08-03.21:03:06.973>
creator = 'berker.peksag'
dependencies = []
files = []
hgrepos = []
issue_num = 34333
keywords = ['patch']
message_count = 3.0
messages = ['323078', '323398', '323399']
nosy_count = 2.0
nosy_names = ['pitrou', 'berker.peksag']
pr_nums = ['8663', '8731']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue34333'
versions = ['Python 3.7', 'Python 3.8']
    @berkerpeksag
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    import pathlib

path = pathlib.Path('TR')
with_suffix = path.with_suffix(('/', '.md'))

    The snippet I shared above will raise:

    TypeError: not all arguments converted during string formatting

    While we are relying on duck typing, I think this can be considered as a bug in this case.

    @berkerpeksag berkerpeksag added 3.7 (EOL) end of life 3.8 only security fixes labels Aug 3, 2018
    @berkerpeksag berkerpeksag self-assigned this Aug 3, 2018
    @berkerpeksag berkerpeksag added stdlib Python modules in the Lib dir type-bug An unexpected behavior, bug, or error labels Aug 3, 2018
    @berkerpeksag
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    New changeset 423d05f by Berker Peksag in branch 'master':
    bpo-34333: Fix %-formatting in Path.with_suffix() (GH-8663)
    423d05f

    @berkerpeksag
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    New changeset c614121 by Berker Peksag (Miss Islington (bot)) in branch '3.7':
    bpo-34333: Fix %-formatting in Path.with_suffix() (GH-8663)
    c614121

    @ezio-melotti ezio-melotti transferred this issue from another repository Apr 10, 2022
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    @berkerpeksag berkerpeksag

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