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bzrlib/commands.py
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            will not mangled.
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    :cvar hooks: An instance of CommandHooks.
 
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    :ivar __doc__: The help shown by 'bzr help command' for this command.
 
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        This is set by assigning explicitly to __doc__ so that -OO can
 
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        be used::
 
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        class Foo(Command):
 
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            __doc__ = "My help goes here"
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    """
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    aliases = []
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    takes_args = []
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    def __init__(self):
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        """Construct an instance of this command."""
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        if self.__doc__ == Command.__doc__ or not self.__doc__:
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            raise ValueError("No help message set for %r" % self)
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        # List of standard options directly supported
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        self.supported_std_options = []
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        self._setup_run()
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            message explaining how to obtain full help.
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        """
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        doc = self.help()
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        if doc is None:
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            raise NotImplementedError(
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                "self.help() returned None -  no detailed help yet for %r" %
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                self.name())
 
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        if not doc:
 
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            doc = "No help for this command."
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        # Extract the summary (purpose) and sections out from the text
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        purpose,sections,order = self._get_help_parts(doc)