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Viewing changes to breezy/library_state.py

  • Committer: Jelmer Vernooij
  • Date: 2019-06-03 23:48:08 UTC
  • mfrom: (7316 work)
  • mto: This revision was merged to the branch mainline in revision 7328.
  • Revision ID: jelmer@jelmer.uk-20190603234808-15yk5c7054tj8e2b
Merge trunk.

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breezy/library_state.py
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    currently always exposed as breezy._global_state, but we desired to move
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    to a point where no global state is needed at all.
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    :ivar exit_stack: An ExitStack which can be used for cleanups that
 
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    :ivar cleanups: An ObjectWithCleanups which can be used for cleanups that
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        should occur when the use of breezy is completed. This is initialised
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        in __enter__ and executed in __exit__.
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    """
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        # isolation within the same interpreter.  It's not reached on normal
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        # in-process run_bzr calls.  If it's broken, we expect that
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        # TestRunBzrSubprocess may fail.
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        self.exit_stack = cleanup.ExitStack()
 
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        self.cleanups = cleanup.ObjectWithCleanups()
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        if breezy.version_info[3] == 'final':
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            self.exit_stack.callback(
 
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            self.cleanups.add_cleanup(
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                symbol_versioning.suppress_deprecation_warnings(override=True))
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        self._trace.__enter__()
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        self._orig_ui = breezy.ui.ui_factory
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        if self._ui is not None:
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            breezy.ui.ui_factory = self._ui
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            self._ui.__enter__()
 
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        breezy.ui.ui_factory = self._ui
 
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        self._ui.__enter__()
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        if breezy._global_state is not None:
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            raise RuntimeError("Breezy already initialized")
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            # Save config changes
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            for k, store in self.config_stores.items():
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                store.save_changes()
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        self.exit_stack.close()
 
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        self.cleanups.cleanup_now()
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        trace._flush_stdout_stderr()
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        trace._flush_trace()
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        osutils.report_extension_load_failures()
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        if self._ui is not None:
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            self._ui.__exit__(None, None, None)
 
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        self._ui.__exit__(None, None, None)
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        self._trace.__exit__(None, None, None)
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        ui.ui_factory = self._orig_ui
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        breezy._global_state = None