1760260 – Breezy errors with Python 3.8: The branch lp:brz has no revision None

Note: This is a public test instance of Red Hat Bugzilla. The data contained within is a snapshot of the live data so any changes you make will not be reflected in the production Bugzilla. Email is disabled so feel free to test any aspect of the site that you want. File any problems you find or give feedback at bugzilla.redhat.com.

Bug 1760260 - Breezy errors with Python 3.8: The branch lp:brz has no revision None

Summary: Breezy errors with Python 3.8: The branch lp:brz has no revision None

Keywords:
Status:	CLOSED RAWHIDE
Alias:	None
Product:	Fedora
Classification:	Fedora
Component:	breezy
Sub Component:
Version:	rawhide
Hardware:	Unspecified
OS:	Unspecified
Priority:	unspecified
Severity:	unspecified
Target Milestone:	---
Assignee:	Miro Hrončok
QA Contact:	Fedora Extras Quality Assurance
Docs Contact:
URL:
Whiteboard:
Depends On:
Blocks:	PYTHON38
TreeView+	depends on / blocked

Reported:	2019-10-10 09:34 UTC by Miro Hrončok
Modified:	2019-10-19 09:42 UTC (History)
CC List:	3 users (show)
Fixed In Version:	breezy-3.0.1-3.fc32
Doc Type:	If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed:	2019-10-19 09:42:17 UTC
Type:	Bug
Embargoed:
Dependent Products:

Attachments	(Terms of Use)

Links
System	ID	Private	Priority	Status	Summary	Last Updated
Launchpad	1844684	0	None	None	None	2019-10-10 09:36:11 UTC

Description Miro Hrončok 2019-10-10 09:34:32 UTC

$ brz init-repo brz

Shared repository with trees (format: 2a)
Location:
  shared repository: brz

$ cd brz

$ brz branch lp:brz brz.dev
You have not informed bzr of your Launchpad ID, and you must do this to
write to Launchpad or access private data. See "bzr help launchpad-login".
    96kB 14kB/s |
brz: ERROR: The branch lp:brz has no revision None.


The traceback is:

Traceback (most recent call last):
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/builtins.py", line 1513, in run
    to_dir = br_from.controldir.sprout(
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/bzr/bzrdir.py", line 380, in sprout
    return operation.run(
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/cleanup.py", line 132, in run
    return _do_with_cleanups(
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/cleanup.py", line 166, in _do_with_cleanups
    result = func(*args, **kwargs)
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/bzr/bzrdir.py", line 435, in _sprout
    fetch_spec = fetch_spec_factory.make_fetch_spec()
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/bzr/fetch.py", line 429, in make_fetch_spec
    return vf_search.NotInOtherForRevs(self.target_repo, self.source_repo,
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/bzr/vf_search.py", line 375, in execute
    return self.to_repo.search_missing_revision_ids(
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/repository.py", line 585, in search_missing_revision_ids
    return InterRepository.get(other, self).search_missing_revision_ids(
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/bzr/vf_repository.py", line 2429, in search_missing_revision_ids
    result = self._walk_to_common_revisions(revision_ids,
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/bzr/vf_repository.py", line 2396, in _walk_to_common_revisions
    raise errors.NoSuchRevision(
breezy.errors.NoSuchRevision: CHKInventoryRepository('http://bazaar.launchpad.net/~brz/brz/trunk/.bzr/repository/') has no revision b'breezy.the.bot'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/commands.py", line 1016, in exception_to_return_code
    return the_callable(*args, **kwargs)
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/commands.py", line 1202, in run_bzr
    ret = run(*run_argv)
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/commands.py", line 759, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/commands.py", line 784, in run
    return self._operation.run_simple(*args, **kwargs)
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/cleanup.py", line 136, in run_simple
    return _do_with_cleanups(
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/cleanup.py", line 166, in _do_with_cleanups
    result = func(*args, **kwargs)
  File "/usr/local/lib64/python3.8/site-packages/breezy-3.0.1-py3.8-linux-x86_64.egg/breezy/builtins.py", line 1526, in run
    raise errors.BzrCommandError(msg)
breezy.errors.BzrCommandError: The branch lp:brz has no revision None.


I was not able to reproduce this on Python 3.7, only with 3.8.

Comment 1 Miro Hrončok 2019-10-10 09:36:12 UTC

Upstream bug: https://bugs.launchpad.net/bugs/1844684

As a workaround, we can turn off the C extension modules.

Comment 2 Miro Hrončok 2019-10-10 12:24:31 UTC

https://src.fedoraproject.org/rpms/breezy/pull-request/1

Comment 3 Miro Hrončok 2019-10-11 15:42:31 UTC

The workaround has been pushed. Keeping this open to track the actual solution. Removing the high severity flag.

Comment 4 Miro Hrončok 2019-10-19 09:42:17 UTC

Fixed properly.

Note You need to log in before you can comment on or make changes to this bug.