hooks command crashes in InfoHooks section

[Alan Staniforth]

Got the following crash when I ran 'bzr hooks'

]$ bzr hooks
BranchHooks:
  open:
    <no hooks installed>
  post_change_branch_tip:
    index
    Auto upload code from a branch when it is changed.
    bzr-email
  post_commit:
    bzr-email
  post_pull:
    <no hooks installed>
  post_push:
    <no hooks installed>
  post_uncommit:
    Remember uncomitted message for qcommit
  pre_change_branch_tip:
    <no hooks installed>
  pre_commit:
    <no hooks installed>
  set_rh:
    <no hooks installed>
  transform_fallback_location:
    <no hooks installed>
BzrDirHooks:
  pre_open:
    <no hooks installed>
CommandHooks:
  extend_command:
    <no hooks installed>
  get_command:
    bzr commands
    bzr plugin commands
    bzr external command lookup
  get_missing_command:
    bzr plugin-provider-db check
  list_commands:
    bzr commands
InfoHooks:
  repository:
bzr: ERROR: exceptions.AttributeError: 'InfoHooks' object has no attribute '_callable_names'

Traceback (most recent call last):
  File "/Library/Python/2.5/site-packages/bzrlib/commands.py", line 835, in exception_to_return_code
    return the_callable(*args, **kwargs)
  File "/Library/Python/2.5/site-packages/bzrlib/commands.py", line 1030, in run_bzr
    ret = run(*run_argv)
  File "/Library/Python/2.5/site-packages/bzrlib/commands.py", line 647, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/Library/Python/2.5/site-packages/bzrlib/builtins.py", line 5513, in run
    (some_hooks.get_hook_name(hook),))
  File "/Library/Python/2.5/site-packages/bzrlib/hooks.py", line 147, in get_hook_name
    return self._callable_names.get(a_callable, "No hook name")
AttributeError: 'InfoHooks' object has no attribute '_callable_names'

bzr 1.17 on python 2.5.1 (darwin)
arguments: ['/usr/local/bin/bzr', 'hooks']
encoding: 'UTF-8', fsenc: 'utf-8', lang: 'en_GB.UTF-8'
plugins:
  bzr_difftools /Library/Python/2.5/site-packages/bzrlib/plugins/bzr_difftools [unknown]
  bzrtools /Library/Python/2.5/site-packages/bzrlib/plugins/bzrtools [1.16]
  email /Library/Python/2.5/site-packages/bzrlib/plugins/email [unknown]
  extmerge /Library/Python/2.5/site-packages/bzrlib/plugins/extmerge [unknown]
  launchpad /Library/Python/2.5/site-packages/bzrlib/plugins/launchpad [1.17]
  loom /Library/Python/2.5/site-packages/bzrlib/plugins/loom [1.4dev]
  netrc_credential_store /Library/Python/2.5/site-packages/bzrlib/plugins/netrc_credential_store [1.17]
  qbzr /Library/Python/2.5/site-packages/bzrlib/plugins/qbzr [0.12]
  rebase /Library/Python/2.5/site-packages/bzrlib/plugins/rebase [0.5.4dev]
  search /Library/Python/2.5/site-packages/bzrlib/plugins/search [1.7dev]
  svn /Library/Python/2.5/site-packages/bzrlib/plugins/svn [0.6.3]
  upload /Library/Python/2.5/site-packages/bzrlib/plugins/upload [1.0dev]
*** Bazaar has encountered an internal error.
    Please report a bug at https://bugs.launchpad.net/bzr/+filebug
    including this traceback, and a description of what you
    were doing when the error occurred.