2
# -*- coding: UTF-8 -*-
1
# Copyright (C) 2005, 2006, 2007 Canonical Ltd
4
3
# This program is free software; you can redistribute it and/or modify
5
4
# it under the terms of the GNU General Public License as published by
6
5
# the Free Software Foundation; either version 2 of the License, or
7
6
# (at your option) any later version.
9
8
# This program is distributed in the hope that it will be useful,
10
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12
11
# GNU General Public License for more details.
14
13
# You should have received a copy of the GNU General Public License
15
14
# along with this program; if not, write to the Free Software
16
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19
__copyright__ = "Copyright (C) 2005 Canonical Ltd."
20
__author__ = "Martin Pool <mbp@canonical.com>"
23
######################################################################
17
"""Exceptions for bzr, and reporting of them.
25
from bzrlib.patches import (
34
# TODO: is there any value in providing the .args field used by standard
35
# python exceptions? A list of values with no names seems less useful
38
# TODO: Perhaps convert the exception to a string at the moment it's
39
# constructed to make sure it will succeed. But that says nothing about
40
# exceptions that are never raised.
42
# TODO: selftest assertRaises should probably also check that every error
43
# raised can be formatted as a string successfully, and without giving
25
47
class BzrError(StandardError):
49
Base class for errors raised by bzrlib.
51
:cvar internal_error: if true (or absent) this was probably caused by a
52
bzr bug and should be displayed with a traceback; if False this was
53
probably a user or environment error and they don't need the gory details.
54
(That can be overridden by -Derror on the command line.)
56
:cvar _fmt: Format string to display the error; this is expanded
57
by the instance's dict.
60
internal_error = False
62
def __init__(self, msg=None, **kwds):
63
"""Construct a new BzrError.
65
There are two alternative forms for constructing these objects.
66
Either a preformatted string may be passed, or a set of named
67
arguments can be given. The first is for generic "user" errors which
68
are not intended to be caught and so do not need a specific subclass.
69
The second case is for use with subclasses that provide a _fmt format
70
string to print the arguments.
72
Keyword arguments are taken as parameters to the error, which can
73
be inserted into the format string template. It's recommended
74
that subclasses override the __init__ method to require specific
77
:param msg: If given, this is the literal complete text for the error,
78
not subject to expansion.
80
StandardError.__init__(self)
82
# I was going to deprecate this, but it actually turns out to be
83
# quite handy - mbp 20061103.
84
self._preformatted_string = msg
86
self._preformatted_string = None
87
for key, value in kwds.items():
88
setattr(self, key, value)
91
s = getattr(self, '_preformatted_string', None)
93
# contains a preformatted message; must be cast to plain str
96
fmt = self._get_format_string()
98
s = fmt % self.__dict__
99
# __str__() should always return a 'str' object
100
# never a 'unicode' object.
101
if isinstance(s, unicode):
102
return s.encode('utf8')
104
except (AttributeError, TypeError, NameError, ValueError, KeyError), e:
105
return 'Unprintable exception %s: dict=%r, fmt=%r, error=%s' \
106
% (self.__class__.__name__,
108
getattr(self, '_fmt', None),
111
def _get_format_string(self):
112
"""Return format string for this exception or None"""
113
fmt = getattr(self, '_fmt', None)
116
fmt = getattr(self, '__doc__', None)
118
symbol_versioning.warn("%s uses its docstring as a format, "
119
"it should use _fmt instead" % self.__class__.__name__,
122
return 'Unprintable exception %s: dict=%r, fmt=%r' \
123
% (self.__class__.__name__,
125
getattr(self, '_fmt', None),
129
class BzrNewError(BzrError):
130
"""Deprecated error base class."""
131
# base classes should override the docstring with their human-
132
# readable explanation
134
def __init__(self, *args, **kwds):
135
# XXX: Use the underlying BzrError to always generate the args
136
# attribute if it doesn't exist. We can't use super here, because
137
# exceptions are old-style classes in python2.4 (but new in 2.5).
139
symbol_versioning.warn('BzrNewError was deprecated in bzr 0.13; '
140
'please convert %s to use BzrError instead'
141
% self.__class__.__name__,
144
BzrError.__init__(self, *args)
145
for key, value in kwds.items():
146
setattr(self, key, value)
150
# __str__() should always return a 'str' object
151
# never a 'unicode' object.
152
s = self.__doc__ % self.__dict__
153
if isinstance(s, unicode):
154
return s.encode('utf8')
156
except (TypeError, NameError, ValueError, KeyError), e:
157
return 'Unprintable exception %s(%r): %s' \
158
% (self.__class__.__name__,
159
self.__dict__, str(e))
162
class AlreadyBuilding(BzrError):
164
_fmt = "The tree builder is already building a tree."
28
167
class BzrCheckError(BzrError):
169
_fmt = "Internal check failed: %(message)s"
171
internal_error = True
173
def __init__(self, message):
174
BzrError.__init__(self)
175
self.message = message
178
class InvalidEntryName(BzrError):
180
_fmt = "Invalid entry name: %(name)s"
182
internal_error = True
184
def __init__(self, name):
185
BzrError.__init__(self)
189
class InvalidRevisionNumber(BzrError):
191
_fmt = "Invalid revision number %(revno)s"
193
def __init__(self, revno):
194
BzrError.__init__(self)
198
class InvalidRevisionId(BzrError):
200
_fmt = "Invalid revision-id {%(revision_id)s} in %(branch)s"
202
def __init__(self, revision_id, branch):
203
# branch can be any string or object with __str__ defined
204
BzrError.__init__(self)
205
self.revision_id = revision_id
208
class ReservedId(BzrError):
210
_fmt = "Reserved revision-id {%(revision_id)s}"
212
def __init__(self, revision_id):
213
self.revision_id = revision_id
215
class NoSuchId(BzrError):
217
_fmt = "The file id %(file_id)s is not present in the tree %(tree)s."
219
def __init__(self, tree, file_id):
220
BzrError.__init__(self)
221
self.file_id = file_id
225
class InventoryModified(BzrError):
227
_fmt = ("The current inventory for the tree %(tree)r has been modified,"
228
" so a clean inventory cannot be read without data loss.")
230
internal_error = True
232
def __init__(self, tree):
236
class NoWorkingTree(BzrError):
238
_fmt = "No WorkingTree exists for %(base)s."
240
def __init__(self, base):
241
BzrError.__init__(self)
245
class NotBuilding(BzrError):
247
_fmt = "Not currently building a tree."
250
class NotLocalUrl(BzrError):
252
_fmt = "%(url)s is not a local path."
254
def __init__(self, url):
258
class WorkingTreeAlreadyPopulated(BzrError):
260
_fmt = """Working tree already populated in %(base)s"""
262
internal_error = True
264
def __init__(self, base):
32
267
class BzrCommandError(BzrError):
33
# Error from malformed user command
37
def bailout(msg, explanation=[]):
38
ex = BzrError(msg, explanation)
40
trace._tracefile.write('* raising %s\n' % ex)
268
"""Error from user command"""
270
internal_error = False
272
# Error from malformed user command; please avoid raising this as a
273
# generic exception not caused by user input.
275
# I think it's a waste of effort to differentiate between errors that
276
# are not intended to be caught anyway. UI code need not subclass
277
# BzrCommandError, and non-UI code should not throw a subclass of
278
# BzrCommandError. ADHB 20051211
279
def __init__(self, msg):
280
# Object.__str__() must return a real string
281
# returning a Unicode string is a python error.
282
if isinstance(msg, unicode):
283
self.msg = msg.encode('utf8')
291
class NotWriteLocked(BzrError):
293
_fmt = """%(not_locked)r is not write locked but needs to be."""
295
def __init__(self, not_locked):
296
self.not_locked = not_locked
299
class BzrOptionError(BzrCommandError):
301
_fmt = "Error in command line options"
304
class BadOptionValue(BzrError):
306
_fmt = """Bad value "%(value)s" for option "%(name)s"."""
308
def __init__(self, name, value):
309
BzrError.__init__(self, name=name, value=value)
312
class StrictCommitFailed(BzrError):
314
_fmt = "Commit refused because there are unknown files in the tree"
317
# XXX: Should be unified with TransportError; they seem to represent the
319
class PathError(BzrError):
321
_fmt = "Generic path error: %(path)r%(extra)s)"
323
def __init__(self, path, extra=None):
324
BzrError.__init__(self)
327
self.extra = ': ' + str(extra)
332
class NoSuchFile(PathError):
334
_fmt = "No such file: %(path)r%(extra)s"
337
class FileExists(PathError):
339
_fmt = "File exists: %(path)r%(extra)s"
342
class RenameFailedFilesExist(BzrError):
343
"""Used when renaming and both source and dest exist."""
345
_fmt = ("Could not rename %(source)s => %(dest)s because both files exist."
348
def __init__(self, source, dest, extra=None):
349
BzrError.__init__(self)
350
self.source = str(source)
351
self.dest = str(dest)
353
self.extra = ' ' + str(extra)
358
class NotADirectory(PathError):
360
_fmt = "%(path)r is not a directory %(extra)s"
363
class NotInWorkingDirectory(PathError):
365
_fmt = "%(path)r is not in the working directory %(extra)s"
368
class DirectoryNotEmpty(PathError):
370
_fmt = "Directory not empty: %(path)r%(extra)s"
373
class ReadingCompleted(BzrError):
375
_fmt = ("The MediumRequest '%(request)s' has already had finish_reading "
376
"called upon it - the request has been completed and no more "
379
internal_error = True
381
def __init__(self, request):
382
self.request = request
385
class ResourceBusy(PathError):
387
_fmt = "Device or resource busy: %(path)r%(extra)s"
390
class PermissionDenied(PathError):
392
_fmt = "Permission denied: %(path)r%(extra)s"
395
class InvalidURL(PathError):
397
_fmt = "Invalid url supplied to transport: %(path)r%(extra)s"
400
class InvalidURLJoin(PathError):
402
_fmt = "Invalid URL join request: %(args)s%(extra)s"
404
def __init__(self, msg, base, args):
405
PathError.__init__(self, base, msg)
406
self.args = [base] + list(args)
409
class UnknownHook(BzrError):
411
_fmt = "The %(type)s hook '%(hook)s' is unknown in this version of bzrlib."
413
def __init__(self, hook_type, hook_name):
414
BzrError.__init__(self)
415
self.type = hook_type
416
self.hook = hook_name
419
class UnsupportedProtocol(PathError):
421
_fmt = 'Unsupported protocol for url "%(path)s"%(extra)s'
423
def __init__(self, url, extra):
424
PathError.__init__(self, url, extra=extra)
427
class ShortReadvError(PathError):
429
_fmt = ("readv() read %(actual)s bytes rather than %(length)s bytes"
430
" at %(offset)s for %(path)s%(extra)s")
432
internal_error = True
434
def __init__(self, path, offset, length, actual, extra=None):
435
PathError.__init__(self, path, extra=extra)
441
class PathNotChild(BzrError):
443
_fmt = "Path %(path)r is not a child of path %(base)r%(extra)s"
445
internal_error = True
447
def __init__(self, path, base, extra=None):
448
BzrError.__init__(self)
452
self.extra = ': ' + str(extra)
457
class InvalidNormalization(PathError):
459
_fmt = "Path %(path)r is not unicode normalized"
462
# TODO: This is given a URL; we try to unescape it but doing that from inside
463
# the exception object is a bit undesirable.
464
# TODO: Probably this behavior of should be a common superclass
465
class NotBranchError(PathError):
467
_fmt = "Not a branch: %(path)s"
469
def __init__(self, path):
470
import bzrlib.urlutils as urlutils
471
self.path = urlutils.unescape_for_display(path, 'ascii')
474
class NoSubmitBranch(PathError):
476
_fmt = 'No submit branch available for branch "%(path)s"'
478
def __init__(self, branch):
479
import bzrlib.urlutils as urlutils
480
self.path = urlutils.unescape_for_display(branch.base, 'ascii')
483
class AlreadyBranchError(PathError):
485
_fmt = "Already a branch: %(path)s."
488
class BranchExistsWithoutWorkingTree(PathError):
490
_fmt = "Directory contains a branch, but no working tree \
491
(use bzr checkout if you wish to build a working tree): %(path)s"
494
class AtomicFileAlreadyClosed(PathError):
496
_fmt = ("'%(function)s' called on an AtomicFile after it was closed:"
499
def __init__(self, path, function):
500
PathError.__init__(self, path=path, extra=None)
501
self.function = function
504
class InaccessibleParent(PathError):
506
_fmt = ("Parent not accessible given base %(base)s and"
507
" relative path %(path)s")
509
def __init__(self, path, base):
510
PathError.__init__(self, path)
514
class NoRepositoryPresent(BzrError):
516
_fmt = "No repository present: %(path)r"
517
def __init__(self, bzrdir):
518
BzrError.__init__(self)
519
self.path = bzrdir.transport.clone('..').base
522
class FileInWrongBranch(BzrError):
524
_fmt = "File %(path)s in not in branch %(branch_base)s."
526
def __init__(self, branch, path):
527
BzrError.__init__(self)
529
self.branch_base = branch.base
533
class UnsupportedFormatError(BzrError):
535
_fmt = "Unsupported branch format: %(format)s"
538
class UnknownFormatError(BzrError):
540
_fmt = "Unknown branch format: %(format)r"
543
class IncompatibleFormat(BzrError):
545
_fmt = "Format %(format)s is not compatible with .bzr version %(bzrdir)s."
547
def __init__(self, format, bzrdir_format):
548
BzrError.__init__(self)
550
self.bzrdir = bzrdir_format
553
class IncompatibleRevision(BzrError):
555
_fmt = "Revision is not compatible with %(repo_format)s"
557
def __init__(self, repo_format):
558
BzrError.__init__(self)
559
self.repo_format = repo_format
562
class AlreadyVersionedError(BzrError):
563
"""Used when a path is expected not to be versioned, but it is."""
565
_fmt = "%(context_info)s%(path)s is already versioned"
567
def __init__(self, path, context_info=None):
568
"""Construct a new AlreadyVersionedError.
570
:param path: This is the path which is versioned,
571
which should be in a user friendly form.
572
:param context_info: If given, this is information about the context,
573
which could explain why this is expected to not be versioned.
575
BzrError.__init__(self)
577
if context_info is None:
578
self.context_info = ''
580
self.context_info = context_info + ". "
583
class NotVersionedError(BzrError):
584
"""Used when a path is expected to be versioned, but it is not."""
586
_fmt = "%(context_info)s%(path)s is not versioned"
588
def __init__(self, path, context_info=None):
589
"""Construct a new NotVersionedError.
591
:param path: This is the path which is not versioned,
592
which should be in a user friendly form.
593
:param context_info: If given, this is information about the context,
594
which could explain why this is expected to be versioned.
596
BzrError.__init__(self)
598
if context_info is None:
599
self.context_info = ''
601
self.context_info = context_info + ". "
604
class PathsNotVersionedError(BzrError):
605
"""Used when reporting several paths which are not versioned"""
607
_fmt = "Path(s) are not versioned: %(paths_as_string)s"
609
def __init__(self, paths):
610
from bzrlib.osutils import quotefn
611
BzrError.__init__(self)
613
self.paths_as_string = ' '.join([quotefn(p) for p in paths])
616
class PathsDoNotExist(BzrError):
618
_fmt = "Path(s) do not exist: %(paths_as_string)s%(extra)s"
620
# used when reporting that paths are neither versioned nor in the working
623
def __init__(self, paths, extra=None):
625
from bzrlib.osutils import quotefn
626
BzrError.__init__(self)
628
self.paths_as_string = ' '.join([quotefn(p) for p in paths])
630
self.extra = ': ' + str(extra)
635
class BadFileKindError(BzrError):
637
_fmt = 'Cannot operate on "%(filename)s" of unsupported kind "%(kind)s"'
639
def __init__(self, filename, kind):
640
BzrError.__init__(self, filename=filename, kind=kind)
643
class ForbiddenControlFileError(BzrError):
645
_fmt = "Cannot operate on %(filename)s because it is a control file"
648
class LockError(BzrError):
650
_fmt = "Lock error: %(message)s"
652
internal_error = True
654
# All exceptions from the lock/unlock functions should be from
655
# this exception class. They will be translated as necessary. The
656
# original exception is available as e.original_error
658
# New code should prefer to raise specific subclasses
659
def __init__(self, message):
660
self.message = message
663
class LockActive(LockError):
665
_fmt = "The lock for '%(lock_description)s' is in use and cannot be broken."
667
internal_error = False
669
def __init__(self, lock_description):
670
self.lock_description = lock_description
673
class CommitNotPossible(LockError):
675
_fmt = "A commit was attempted but we do not have a write lock open."
681
class AlreadyCommitted(LockError):
683
_fmt = "A rollback was requested, but is not able to be accomplished."
689
class ReadOnlyError(LockError):
691
_fmt = "A write attempt was made in a read only transaction on %(obj)s"
693
# TODO: There should also be an error indicating that you need a write
694
# lock and don't have any lock at all... mbp 20070226
696
def __init__(self, obj):
700
class OutSideTransaction(BzrError):
702
_fmt = ("A transaction related operation was attempted after"
703
" the transaction finished.")
706
class ObjectNotLocked(LockError):
708
_fmt = "%(obj)r is not locked"
710
# this can indicate that any particular object is not locked; see also
711
# LockNotHeld which means that a particular *lock* object is not held by
712
# the caller -- perhaps they should be unified.
713
def __init__(self, obj):
717
class ReadOnlyObjectDirtiedError(ReadOnlyError):
719
_fmt = "Cannot change object %(obj)r in read only transaction"
721
def __init__(self, obj):
725
class UnlockableTransport(LockError):
727
_fmt = "Cannot lock: transport is read only: %(transport)s"
729
def __init__(self, transport):
730
self.transport = transport
733
class LockContention(LockError):
735
_fmt = "Could not acquire lock %(lock)s"
736
# TODO: show full url for lock, combining the transport and relative
739
internal_error = False
741
def __init__(self, lock):
745
class LockBroken(LockError):
747
_fmt = ("Lock was broken while still open: %(lock)s"
748
" - check storage consistency!")
750
internal_error = False
752
def __init__(self, lock):
756
class LockBreakMismatch(LockError):
758
_fmt = ("Lock was released and re-acquired before being broken:"
759
" %(lock)s: held by %(holder)r, wanted to break %(target)r")
761
internal_error = False
763
def __init__(self, lock, holder, target):
769
class LockNotHeld(LockError):
771
_fmt = "Lock not held: %(lock)s"
773
internal_error = False
775
def __init__(self, lock):
779
class PointlessCommit(BzrError):
781
_fmt = "No changes to commit"
784
class UpgradeReadonly(BzrError):
786
_fmt = "Upgrade URL cannot work with readonly URLs."
789
class UpToDateFormat(BzrError):
791
_fmt = "The branch format %(format)s is already at the most recent format."
793
def __init__(self, format):
794
BzrError.__init__(self)
798
class StrictCommitFailed(Exception):
800
_fmt = "Commit refused because there are unknowns in the tree."
803
class NoSuchRevision(BzrError):
805
_fmt = "Branch %(branch)s has no revision %(revision)s"
807
internal_error = True
809
def __init__(self, branch, revision):
810
BzrError.__init__(self, branch=branch, revision=revision)
813
class NotLeftParentDescendant(BzrError):
815
_fmt = ("Revision %(old_revision)s is not the left parent of"
816
" %(new_revision)s, but branch %(branch_location)s expects this")
818
internal_error = True
820
def __init__(self, branch, old_revision, new_revision):
821
BzrError.__init__(self, branch_location=branch.base,
822
old_revision=old_revision,
823
new_revision=new_revision)
826
class NoSuchRevisionSpec(BzrError):
828
_fmt = "No namespace registered for string: %(spec)r"
830
def __init__(self, spec):
831
BzrError.__init__(self, spec=spec)
834
class NoSuchRevisionInTree(NoSuchRevision):
835
"""When using Tree.revision_tree, and the revision is not accessible."""
837
_fmt = "The revision id %(revision_id)s is not present in the tree %(tree)s."
839
def __init__(self, tree, revision_id):
840
BzrError.__init__(self)
842
self.revision_id = revision_id
845
class InvalidRevisionSpec(BzrError):
847
_fmt = ("Requested revision: %(spec)r does not exist in branch:"
848
" %(branch)s%(extra)s")
850
def __init__(self, spec, branch, extra=None):
851
BzrError.__init__(self, branch=branch, spec=spec)
853
self.extra = '\n' + str(extra)
858
class HistoryMissing(BzrError):
860
_fmt = "%(branch)s is missing %(object_type)s {%(object_id)s}"
863
class AppendRevisionsOnlyViolation(BzrError):
865
_fmt = ('Operation denied because it would change the main history,'
866
' which is not permitted by the append_revisions_only setting on'
867
' branch "%(location)s".')
869
def __init__(self, location):
870
import bzrlib.urlutils as urlutils
871
location = urlutils.unescape_for_display(location, 'ascii')
872
BzrError.__init__(self, location=location)
875
class DivergedBranches(BzrError):
877
_fmt = ("These branches have diverged."
878
" Use the merge command to reconcile them.")
880
internal_error = False
882
def __init__(self, branch1, branch2):
883
self.branch1 = branch1
884
self.branch2 = branch2
887
class NotLefthandHistory(BzrError):
889
_fmt = "Supplied history does not follow left-hand parents"
891
internal_error = True
893
def __init__(self, history):
894
BzrError.__init__(self, history=history)
897
class UnrelatedBranches(BzrError):
899
_fmt = ("Branches have no common ancestor, and"
900
" no merge base revision was specified.")
902
internal_error = False
905
class NoCommonAncestor(BzrError):
907
_fmt = "Revisions have no common ancestor: %(revision_a)s %(revision_b)s"
909
def __init__(self, revision_a, revision_b):
910
self.revision_a = revision_a
911
self.revision_b = revision_b
914
class NoCommonRoot(BzrError):
916
_fmt = ("Revisions are not derived from the same root: "
917
"%(revision_a)s %(revision_b)s.")
919
def __init__(self, revision_a, revision_b):
920
BzrError.__init__(self, revision_a=revision_a, revision_b=revision_b)
923
class NotAncestor(BzrError):
925
_fmt = "Revision %(rev_id)s is not an ancestor of %(not_ancestor_id)s"
927
def __init__(self, rev_id, not_ancestor_id):
928
BzrError.__init__(self, rev_id=rev_id,
929
not_ancestor_id=not_ancestor_id)
932
class InstallFailed(BzrError):
934
def __init__(self, revisions):
935
revision_str = ", ".join(str(r) for r in revisions)
936
msg = "Could not install revisions:\n%s" % revision_str
937
BzrError.__init__(self, msg)
938
self.revisions = revisions
941
class AmbiguousBase(BzrError):
943
def __init__(self, bases):
944
warn("BzrError AmbiguousBase has been deprecated as of bzrlib 0.8.",
946
msg = ("The correct base is unclear, because %s are all equally close"
948
BzrError.__init__(self, msg)
952
class NoCommits(BzrError):
954
_fmt = "Branch %(branch)s has no commits."
956
def __init__(self, branch):
957
BzrError.__init__(self, branch=branch)
960
class UnlistableStore(BzrError):
962
def __init__(self, store):
963
BzrError.__init__(self, "Store %s is not listable" % store)
967
class UnlistableBranch(BzrError):
969
def __init__(self, br):
970
BzrError.__init__(self, "Stores for branch %s are not listable" % br)
973
class BoundBranchOutOfDate(BzrError):
975
_fmt = ("Bound branch %(branch)s is out of date"
976
" with master branch %(master)s.")
978
def __init__(self, branch, master):
979
BzrError.__init__(self)
984
class CommitToDoubleBoundBranch(BzrError):
986
_fmt = ("Cannot commit to branch %(branch)s."
987
" It is bound to %(master)s, which is bound to %(remote)s.")
989
def __init__(self, branch, master, remote):
990
BzrError.__init__(self)
996
class OverwriteBoundBranch(BzrError):
998
_fmt = "Cannot pull --overwrite to a branch which is bound %(branch)s"
1000
def __init__(self, branch):
1001
BzrError.__init__(self)
1002
self.branch = branch
1005
class BoundBranchConnectionFailure(BzrError):
1007
_fmt = ("Unable to connect to target of bound branch %(branch)s"
1008
" => %(target)s: %(error)s")
1010
def __init__(self, branch, target, error):
1011
BzrError.__init__(self)
1012
self.branch = branch
1013
self.target = target
1017
class WeaveError(BzrError):
1019
_fmt = "Error in processing weave: %(message)s"
1021
def __init__(self, message=None):
1022
BzrError.__init__(self)
1023
self.message = message
1026
class WeaveRevisionAlreadyPresent(WeaveError):
1028
_fmt = "Revision {%(revision_id)s} already present in %(weave)s"
1030
def __init__(self, revision_id, weave):
1032
WeaveError.__init__(self)
1033
self.revision_id = revision_id
1037
class WeaveRevisionNotPresent(WeaveError):
1039
_fmt = "Revision {%(revision_id)s} not present in %(weave)s"
1041
def __init__(self, revision_id, weave):
1042
WeaveError.__init__(self)
1043
self.revision_id = revision_id
1047
class WeaveFormatError(WeaveError):
1049
_fmt = "Weave invariant violated: %(what)s"
1051
def __init__(self, what):
1052
WeaveError.__init__(self)
1056
class WeaveParentMismatch(WeaveError):
1058
_fmt = "Parents are mismatched between two revisions."
1061
class WeaveInvalidChecksum(WeaveError):
1063
_fmt = "Text did not match it's checksum: %(message)s"
1066
class WeaveTextDiffers(WeaveError):
1068
_fmt = ("Weaves differ on text content. Revision:"
1069
" {%(revision_id)s}, %(weave_a)s, %(weave_b)s")
1071
def __init__(self, revision_id, weave_a, weave_b):
1072
WeaveError.__init__(self)
1073
self.revision_id = revision_id
1074
self.weave_a = weave_a
1075
self.weave_b = weave_b
1078
class WeaveTextDiffers(WeaveError):
1080
_fmt = ("Weaves differ on text content. Revision:"
1081
" {%(revision_id)s}, %(weave_a)s, %(weave_b)s")
1083
def __init__(self, revision_id, weave_a, weave_b):
1084
WeaveError.__init__(self)
1085
self.revision_id = revision_id
1086
self.weave_a = weave_a
1087
self.weave_b = weave_b
1090
class VersionedFileError(BzrError):
1092
_fmt = "Versioned file error"
1095
class RevisionNotPresent(VersionedFileError):
1097
_fmt = "Revision {%(revision_id)s} not present in %(file_id)s."
1099
def __init__(self, revision_id, file_id):
1100
VersionedFileError.__init__(self)
1101
self.revision_id = revision_id
1102
self.file_id = file_id
1105
class RevisionAlreadyPresent(VersionedFileError):
1107
_fmt = "Revision {%(revision_id)s} already present in %(file_id)s."
1109
def __init__(self, revision_id, file_id):
1110
VersionedFileError.__init__(self)
1111
self.revision_id = revision_id
1112
self.file_id = file_id
1115
class KnitError(BzrError):
1119
internal_error = True
1122
class KnitHeaderError(KnitError):
1124
_fmt = "Knit header error: %(badline)r unexpected for file %(filename)s"
1126
def __init__(self, badline, filename):
1127
KnitError.__init__(self)
1128
self.badline = badline
1129
self.filename = filename
1132
class KnitCorrupt(KnitError):
1134
_fmt = "Knit %(filename)s corrupt: %(how)s"
1136
def __init__(self, filename, how):
1137
KnitError.__init__(self)
1138
self.filename = filename
1142
class KnitIndexUnknownMethod(KnitError):
1143
"""Raised when we don't understand the storage method.
1145
Currently only 'fulltext' and 'line-delta' are supported.
1148
_fmt = ("Knit index %(filename)s does not have a known method"
1149
" in options: %(options)r")
1151
def __init__(self, filename, options):
1152
KnitError.__init__(self)
1153
self.filename = filename
1154
self.options = options
1157
class NoSuchExportFormat(BzrError):
1159
_fmt = "Export format %(format)r not supported"
1161
def __init__(self, format):
1162
BzrError.__init__(self)
1163
self.format = format
1166
class TransportError(BzrError):
1168
_fmt = "Transport error: %(msg)s %(orig_error)s"
1170
def __init__(self, msg=None, orig_error=None):
1171
if msg is None and orig_error is not None:
1172
msg = str(orig_error)
1173
if orig_error is None:
1178
self.orig_error = orig_error
1179
BzrError.__init__(self)
1182
class TooManyConcurrentRequests(BzrError):
1184
_fmt = ("The medium '%(medium)s' has reached its concurrent request limit."
1185
" Be sure to finish_writing and finish_reading on the"
1186
" current request that is open.")
1188
internal_error = True
1190
def __init__(self, medium):
1191
self.medium = medium
1194
class SmartProtocolError(TransportError):
1196
_fmt = "Generic bzr smart protocol error: %(details)s"
1198
def __init__(self, details):
1199
self.details = details
1202
# A set of semi-meaningful errors which can be thrown
1203
class TransportNotPossible(TransportError):
1205
_fmt = "Transport operation not possible: %(msg)s %(orig_error)s"
1208
class ConnectionError(TransportError):
1210
_fmt = "Connection error: %(msg)s %(orig_error)s"
1213
class SocketConnectionError(ConnectionError):
1215
_fmt = "%(msg)s %(host)s%(port)s%(orig_error)s"
1217
def __init__(self, host, port=None, msg=None, orig_error=None):
1219
msg = 'Failed to connect to'
1220
if orig_error is None:
1223
orig_error = '; ' + str(orig_error)
1224
ConnectionError.__init__(self, msg=msg, orig_error=orig_error)
1229
self.port = ':%s' % port
1232
class ConnectionReset(TransportError):
1234
_fmt = "Connection closed: %(msg)s %(orig_error)s"
1237
class InvalidRange(TransportError):
1239
_fmt = "Invalid range access in %(path)s at %(offset)s."
1241
def __init__(self, path, offset):
1242
TransportError.__init__(self, ("Invalid range access in %s at %d"
1245
self.offset = offset
1248
class InvalidHttpResponse(TransportError):
1250
_fmt = "Invalid http response for %(path)s: %(msg)s"
1252
def __init__(self, path, msg, orig_error=None):
1254
TransportError.__init__(self, msg, orig_error=orig_error)
1257
class InvalidHttpRange(InvalidHttpResponse):
1259
_fmt = "Invalid http range %(range)r for %(path)s: %(msg)s"
1261
def __init__(self, path, range, msg):
1263
InvalidHttpResponse.__init__(self, path, msg)
1266
class InvalidHttpContentType(InvalidHttpResponse):
1268
_fmt = 'Invalid http Content-type "%(ctype)s" for %(path)s: %(msg)s'
1270
def __init__(self, path, ctype, msg):
1272
InvalidHttpResponse.__init__(self, path, msg)
1275
class RedirectRequested(TransportError):
1277
_fmt = '%(source)s is%(permanently)s redirected to %(target)s'
1279
def __init__(self, source, target, is_permament=False, qual_proto=None):
1280
self.source = source
1281
self.target = target
1283
self.permanently = ' permanently'
1285
self.permanently = ''
1286
self.is_permament = is_permament
1287
self._qualified_proto = qual_proto
1288
TransportError.__init__(self)
1290
def _requalify_url(self, url):
1291
"""Restore the qualified proto in front of the url"""
1292
# When this exception is raised, source and target are in
1293
# user readable format. But some transports may use a
1294
# different proto (http+urllib:// will present http:// to
1295
# the user. If a qualified proto is specified, the code
1296
# trapping the exception can get the qualified urls to
1297
# properly handle the redirection themself (creating a
1298
# new transport object from the target url for example).
1299
# But checking that the scheme of the original and
1300
# redirected urls are the same can be tricky. (see the
1301
# FIXME in BzrDir.open_from_transport for the unique use
1303
if self._qualified_proto is None:
1306
# The TODO related to NotBranchError mention that doing
1307
# that kind of manipulation on the urls may not be the
1308
# exception object job. On the other hand, this object is
1309
# the interface between the code and the user so
1310
# presenting the urls in different ways is indeed its
1313
proto, netloc, path, query, fragment = urlparse.urlsplit(url)
1314
return urlparse.urlunsplit((self._qualified_proto, netloc, path,
1317
def get_source_url(self):
1318
return self._requalify_url(self.source)
1320
def get_target_url(self):
1321
return self._requalify_url(self.target)
1324
class TooManyRedirections(TransportError):
1326
_fmt = "Too many redirections"
1328
class ConflictsInTree(BzrError):
1330
_fmt = "Working tree has conflicts."
1333
class ParseConfigError(BzrError):
1335
def __init__(self, errors, filename):
1336
if filename is None:
1338
message = "Error(s) parsing config file %s:\n%s" % \
1339
(filename, ('\n'.join(e.message for e in errors)))
1340
BzrError.__init__(self, message)
1343
class NoEmailInUsername(BzrError):
1345
_fmt = "%(username)r does not seem to contain a reasonable email address"
1347
def __init__(self, username):
1348
BzrError.__init__(self)
1349
self.username = username
1352
class SigningFailed(BzrError):
1354
_fmt = "Failed to gpg sign data with command %(command_line)r"
1356
def __init__(self, command_line):
1357
BzrError.__init__(self, command_line=command_line)
1360
class WorkingTreeNotRevision(BzrError):
1362
_fmt = ("The working tree for %(basedir)s has changed since"
1363
" the last commit, but weave merge requires that it be"
1366
def __init__(self, tree):
1367
BzrError.__init__(self, basedir=tree.basedir)
1370
class CantReprocessAndShowBase(BzrError):
1372
_fmt = ("Can't reprocess and show base, because reprocessing obscures "
1373
"the relationship of conflicting lines to the base")
1376
class GraphCycleError(BzrError):
1378
_fmt = "Cycle in graph %(graph)r"
1380
def __init__(self, graph):
1381
BzrError.__init__(self)
1385
class WritingCompleted(BzrError):
1387
_fmt = ("The MediumRequest '%(request)s' has already had finish_writing "
1388
"called upon it - accept bytes may not be called anymore.")
1390
internal_error = True
1392
def __init__(self, request):
1393
self.request = request
1396
class WritingNotComplete(BzrError):
1398
_fmt = ("The MediumRequest '%(request)s' has not has finish_writing "
1399
"called upon it - until the write phase is complete no "
1400
"data may be read.")
1402
internal_error = True
1404
def __init__(self, request):
1405
self.request = request
1408
class NotConflicted(BzrError):
1410
_fmt = "File %(filename)s is not conflicted."
1412
def __init__(self, filename):
1413
BzrError.__init__(self)
1414
self.filename = filename
1417
class MediumNotConnected(BzrError):
1419
_fmt = """The medium '%(medium)s' is not connected."""
1421
internal_error = True
1423
def __init__(self, medium):
1424
self.medium = medium
1427
class MustUseDecorated(Exception):
1429
_fmt = "A decorating function has requested its original command be used."
1432
class NoBundleFound(BzrError):
1434
_fmt = "No bundle was found in %(filename)s"
1436
def __init__(self, filename):
1437
BzrError.__init__(self)
1438
self.filename = filename
1441
class BundleNotSupported(BzrError):
1443
_fmt = "Unable to handle bundle version %(version)s: %(msg)s"
1445
def __init__(self, version, msg):
1446
BzrError.__init__(self)
1447
self.version = version
1451
class MissingText(BzrError):
1453
_fmt = ("Branch %(base)s is missing revision"
1454
" %(text_revision)s of %(file_id)s")
1456
def __init__(self, branch, text_revision, file_id):
1457
BzrError.__init__(self)
1458
self.branch = branch
1459
self.base = branch.base
1460
self.text_revision = text_revision
1461
self.file_id = file_id
1464
class DuplicateFileId(BzrError):
1466
_fmt = "File id {%(file_id)s} already exists in inventory as %(entry)s"
1468
def __init__(self, file_id, entry):
1469
BzrError.__init__(self)
1470
self.file_id = file_id
1474
class DuplicateKey(BzrError):
1476
_fmt = "Key %(key)s is already present in map"
1479
class MalformedTransform(BzrError):
1481
_fmt = "Tree transform is malformed %(conflicts)r"
1484
class NoFinalPath(BzrError):
1486
_fmt = ("No final name for trans_id %(trans_id)r\n"
1487
"file-id: %(file_id)r\n"
1488
"root trans-id: %(root_trans_id)r\n")
1490
def __init__(self, trans_id, transform):
1491
self.trans_id = trans_id
1492
self.file_id = transform.final_file_id(trans_id)
1493
self.root_trans_id = transform.root
1496
class BzrBadParameter(BzrError):
1498
_fmt = "Bad parameter: %(param)r"
1500
# This exception should never be thrown, but it is a base class for all
1501
# parameter-to-function errors.
1503
def __init__(self, param):
1504
BzrError.__init__(self)
1508
class BzrBadParameterNotUnicode(BzrBadParameter):
1510
_fmt = "Parameter %(param)s is neither unicode nor utf8."
1513
class ReusingTransform(BzrError):
1515
_fmt = "Attempt to reuse a transform that has already been applied."
1518
class CantMoveRoot(BzrError):
1520
_fmt = "Moving the root directory is not supported at this time"
1523
class BzrMoveFailedError(BzrError):
1525
_fmt = "Could not move %(from_path)s%(operator)s %(to_path)s%(extra)s"
1527
def __init__(self, from_path='', to_path='', extra=None):
1528
BzrError.__init__(self)
1530
self.extra = ': ' + str(extra)
1534
has_from = len(from_path) > 0
1535
has_to = len(to_path) > 0
1537
self.from_path = osutils.splitpath(from_path)[-1]
1542
self.to_path = osutils.splitpath(to_path)[-1]
1547
if has_from and has_to:
1548
self.operator = " =>"
1550
self.from_path = "from " + from_path
1552
self.operator = "to"
1554
self.operator = "file"
1557
class BzrRenameFailedError(BzrMoveFailedError):
1559
_fmt = "Could not rename %(from_path)s%(operator)s %(to_path)s%(extra)s"
1561
def __init__(self, from_path, to_path, extra=None):
1562
BzrMoveFailedError.__init__(self, from_path, to_path, extra)
1565
class BzrBadParameterNotString(BzrBadParameter):
1567
_fmt = "Parameter %(param)s is not a string or unicode string."
1570
class BzrBadParameterMissing(BzrBadParameter):
1572
_fmt = "Parameter $(param)s is required but not present."
1575
class BzrBadParameterUnicode(BzrBadParameter):
1577
_fmt = ("Parameter %(param)s is unicode but"
1578
" only byte-strings are permitted.")
1581
class BzrBadParameterContainsNewline(BzrBadParameter):
1583
_fmt = "Parameter %(param)s contains a newline."
1586
class DependencyNotPresent(BzrError):
1588
_fmt = 'Unable to import library "%(library)s": %(error)s'
1590
def __init__(self, library, error):
1591
BzrError.__init__(self, library=library, error=error)
1594
class ParamikoNotPresent(DependencyNotPresent):
1596
_fmt = "Unable to import paramiko (required for sftp support): %(error)s"
1598
def __init__(self, error):
1599
DependencyNotPresent.__init__(self, 'paramiko', error)
1602
class PointlessMerge(BzrError):
1604
_fmt = "Nothing to merge."
1607
class UninitializableFormat(BzrError):
1609
_fmt = "Format %(format)s cannot be initialised by this version of bzr."
1611
def __init__(self, format):
1612
BzrError.__init__(self)
1613
self.format = format
1616
class BadConversionTarget(BzrError):
1618
_fmt = "Cannot convert to format %(format)s. %(problem)s"
1620
def __init__(self, problem, format):
1621
BzrError.__init__(self)
1622
self.problem = problem
1623
self.format = format
1626
class NoDiff(BzrError):
1628
_fmt = "Diff is not installed on this machine: %(msg)s"
1630
def __init__(self, msg):
1631
BzrError.__init__(self, msg=msg)
1634
class NoDiff3(BzrError):
1636
_fmt = "Diff3 is not installed on this machine."
1639
class ExistingLimbo(BzrError):
1641
_fmt = """This tree contains left-over files from a failed operation.
1642
Please examine %(limbo_dir)s to see if it contains any files you wish to
1643
keep, and delete it when you are done."""
1645
def __init__(self, limbo_dir):
1646
BzrError.__init__(self)
1647
self.limbo_dir = limbo_dir
1650
class ImmortalLimbo(BzrError):
1652
_fmt = """Unable to delete transform temporary directory $(limbo_dir)s.
1653
Please examine %(limbo_dir)s to see if it contains any files you wish to
1654
keep, and delete it when you are done."""
1656
def __init__(self, limbo_dir):
1657
BzrError.__init__(self)
1658
self.limbo_dir = limbo_dir
1661
class OutOfDateTree(BzrError):
1663
_fmt = "Working tree is out of date, please run 'bzr update'."
1665
def __init__(self, tree):
1666
BzrError.__init__(self)
1670
class PublicBranchOutOfDate(BzrError):
1672
_fmt = 'Public branch "%(public_location)s" lacks revision '\
1675
def __init__(self, public_location, revstring):
1676
import bzrlib.urlutils as urlutils
1677
public_location = urlutils.unescape_for_display(public_location,
1679
BzrError.__init__(self, public_location=public_location,
1680
revstring=revstring)
1683
class MergeModifiedFormatError(BzrError):
1685
_fmt = "Error in merge modified format"
1688
class ConflictFormatError(BzrError):
1690
_fmt = "Format error in conflict listings"
1693
class CorruptRepository(BzrError):
1695
_fmt = ("An error has been detected in the repository %(repo_path)s.\n"
1696
"Please run bzr reconcile on this repository.")
1698
def __init__(self, repo):
1699
BzrError.__init__(self)
1700
self.repo_path = repo.bzrdir.root_transport.base
1703
class UpgradeRequired(BzrError):
1705
_fmt = "To use this feature you must upgrade your branch at %(path)s."
1707
def __init__(self, path):
1708
BzrError.__init__(self)
1712
class LocalRequiresBoundBranch(BzrError):
1714
_fmt = "Cannot perform local-only commits on unbound branches."
1717
class MissingProgressBarFinish(BzrError):
1719
_fmt = "A nested progress bar was not 'finished' correctly."
1722
class InvalidProgressBarType(BzrError):
1724
_fmt = ("Environment variable BZR_PROGRESS_BAR='%(bar_type)s"
1725
" is not a supported type Select one of: %(valid_types)s")
1727
def __init__(self, bar_type, valid_types):
1728
BzrError.__init__(self, bar_type=bar_type, valid_types=valid_types)
1731
class UnsupportedOperation(BzrError):
1733
_fmt = ("The method %(mname)s is not supported on"
1734
" objects of type %(tname)s.")
1736
def __init__(self, method, method_self):
1737
self.method = method
1738
self.mname = method.__name__
1739
self.tname = type(method_self).__name__
1742
class CannotSetRevisionId(UnsupportedOperation):
1743
"""Raised when a commit is attempting to set a revision id but cant."""
1746
class NonAsciiRevisionId(UnsupportedOperation):
1747
"""Raised when a commit is attempting to set a non-ascii revision id
1752
class BinaryFile(BzrError):
1754
_fmt = "File is binary but should be text."
1757
class IllegalPath(BzrError):
1759
_fmt = "The path %(path)s is not permitted on this platform"
1761
def __init__(self, path):
1762
BzrError.__init__(self)
1766
class TestamentMismatch(BzrError):
1768
_fmt = """Testament did not match expected value.
1769
For revision_id {%(revision_id)s}, expected {%(expected)s}, measured
1772
def __init__(self, revision_id, expected, measured):
1773
self.revision_id = revision_id
1774
self.expected = expected
1775
self.measured = measured
1778
class NotABundle(BzrError):
1780
_fmt = "Not a bzr revision-bundle: %(text)r"
1782
def __init__(self, text):
1783
BzrError.__init__(self)
1787
class BadBundle(BzrError):
1789
_fmt = "Bad bzr revision-bundle: %(text)r"
1791
def __init__(self, text):
1792
BzrError.__init__(self)
1796
class MalformedHeader(BadBundle):
1798
_fmt = "Malformed bzr revision-bundle header: %(text)r"
1801
class MalformedPatches(BadBundle):
1803
_fmt = "Malformed patches in bzr revision-bundle: %(text)r"
1806
class MalformedFooter(BadBundle):
1808
_fmt = "Malformed footer in bzr revision-bundle: %(text)r"
1811
class UnsupportedEOLMarker(BadBundle):
1813
_fmt = "End of line marker was not \\n in bzr revision-bundle"
1816
# XXX: BadBundle's constructor assumes there's explanatory text,
1817
# but for this there is not
1818
BzrError.__init__(self)
1821
class IncompatibleBundleFormat(BzrError):
1823
_fmt = "Bundle format %(bundle_format)s is incompatible with %(other)s"
1825
def __init__(self, bundle_format, other):
1826
BzrError.__init__(self)
1827
self.bundle_format = bundle_format
1831
class BadInventoryFormat(BzrError):
1833
_fmt = "Root class for inventory serialization errors"
1836
class UnexpectedInventoryFormat(BadInventoryFormat):
1838
_fmt = "The inventory was not in the expected format:\n %(msg)s"
1840
def __init__(self, msg):
1841
BadInventoryFormat.__init__(self, msg=msg)
1844
class RootNotRich(BzrError):
1846
_fmt = """This operation requires rich root data storage"""
1849
class NoSmartMedium(BzrError):
1851
_fmt = "The transport '%(transport)s' cannot tunnel the smart protocol."
1853
internal_error = True
1855
def __init__(self, transport):
1856
self.transport = transport
1859
class NoSmartServer(NotBranchError):
1861
_fmt = "No smart server available at %(url)s"
1863
def __init__(self, url):
1867
class UnknownSSH(BzrError):
1869
_fmt = "Unrecognised value for BZR_SSH environment variable: %(vendor)s"
1871
def __init__(self, vendor):
1872
BzrError.__init__(self)
1873
self.vendor = vendor
1876
class SSHVendorNotFound(BzrError):
1878
_fmt = ("Don't know how to handle SSH connections."
1879
" Please set BZR_SSH environment variable.")
1882
class GhostRevisionUnusableHere(BzrError):
1884
_fmt = "Ghost revision {%(revision_id)s} cannot be used here."
1886
def __init__(self, revision_id):
1887
BzrError.__init__(self)
1888
self.revision_id = revision_id
1891
class IllegalUseOfScopeReplacer(BzrError):
1893
_fmt = ("ScopeReplacer object %(name)r was used incorrectly:"
1894
" %(msg)s%(extra)s")
1896
internal_error = True
1898
def __init__(self, name, msg, extra=None):
1899
BzrError.__init__(self)
1903
self.extra = ': ' + str(extra)
1908
class InvalidImportLine(BzrError):
1910
_fmt = "Not a valid import statement: %(msg)\n%(text)s"
1912
internal_error = True
1914
def __init__(self, text, msg):
1915
BzrError.__init__(self)
1920
class ImportNameCollision(BzrError):
1922
_fmt = ("Tried to import an object to the same name as"
1923
" an existing object. %(name)s")
1925
internal_error = True
1927
def __init__(self, name):
1928
BzrError.__init__(self)
1932
class NotAMergeDirective(BzrError):
1933
"""File starting with %(firstline)r is not a merge directive"""
1934
def __init__(self, firstline):
1935
BzrError.__init__(self, firstline=firstline)
1938
class NoMergeSource(BzrError):
1939
"""Raise if no merge source was specified for a merge directive"""
1941
_fmt = "A merge directive must provide either a bundle or a public"\
1945
class PatchMissing(BzrError):
1946
"""Raise a patch type was specified but no patch supplied"""
1948
_fmt = "patch_type was %(patch_type)s, but no patch was supplied."
1950
def __init__(self, patch_type):
1951
BzrError.__init__(self)
1952
self.patch_type = patch_type
1955
class UnsupportedInventoryKind(BzrError):
1957
_fmt = """Unsupported entry kind %(kind)s"""
1959
def __init__(self, kind):
1963
class BadSubsumeSource(BzrError):
1965
_fmt = """Can't subsume %(other_tree)s into %(tree)s. %(reason)s"""
1967
def __init__(self, tree, other_tree, reason):
1969
self.other_tree = other_tree
1970
self.reason = reason
1973
class SubsumeTargetNeedsUpgrade(BzrError):
1975
_fmt = """Subsume target %(other_tree)s needs to be upgraded."""
1977
def __init__(self, other_tree):
1978
self.other_tree = other_tree
1981
class BadReferenceTarget(BzrError):
1983
_fmt = "Can't add reference to %(other_tree)s into %(tree)s. %(reason)s"
1985
internal_error = True
1987
def __init__(self, tree, other_tree, reason):
1989
self.other_tree = other_tree
1990
self.reason = reason
1993
class NoSuchTag(BzrError):
1995
_fmt = "No such tag: %(tag_name)s"
1997
def __init__(self, tag_name):
1998
self.tag_name = tag_name
2001
class TagsNotSupported(BzrError):
2003
_fmt = ("Tags not supported by %(branch)s;"
2004
" you may be able to use bzr upgrade.")
2006
def __init__(self, branch):
2007
self.branch = branch
2010
class TagAlreadyExists(BzrError):
2012
_fmt = "Tag %(tag_name)s already exists."
2014
def __init__(self, tag_name):
2015
self.tag_name = tag_name
added
removed
bzrlib/errors.py
