def baseTargetSpec(self):
        ''' returns pack.DependencySpec for the base target of this target (or
            None if this target does not inherit from another target.
        '''
        inherits = self.description.get('inherits', {})
        if len(inherits) == 1:
            name, version_req = list(inherits.items())[0]
            shrinkwrap_version_req = self.getShrinkwrapMapping('targets').get(name, None)
            if shrinkwrap_version_req is not None:
                logger.debug(
                    'respecting shrinkwrap version %s for %s', shrinkwrap_version_req, name
                )
            return pack.DependencySpec(
                name,
                version_req,
                shrinkwrap_version_req = shrinkwrap_version_req
            )
        elif len(inherits) > 1:
            logger.error('target %s specifies multiple base targets, but only one is allowed', self.getName())
        return None
def baseTargetSpec(self):
        ''' returns pack.DependencySpec for the base target of this target (or
            None if this target does not inherit from another target.
        '''
        inherits = self.description.get('inherits', {})
        if len(inherits) == 1:
            name, version_req = list(inherits.items())[0]
            shrinkwrap_version_req = self.getShrinkwrapMapping('targets').get(name, None)
            if shrinkwrap_version_req is not None:
                logger.debug(
                    'respecting shrinkwrap version %s for %s', shrinkwrap_version_req, name
                )
            return pack.DependencySpec(
                name,
                version_req,
                shrinkwrap_version_req = shrinkwrap_version_req
            )
        elif len(inherits) > 1:
            logger.error('target %s specifies multiple base targets, but only one is allowed', self.getName())
        return None
def baseTargetSpec ( self ) : inherits = self . description . get ( 'inherits' , { } ) if len ( inherits ) == 1 : name , version_req = list ( inherits . items ( ) ) [ 0 ] shrinkwrap_version_req = self . getShrinkwrapMapping ( 'targets' ) . get ( name , None ) if shrinkwrap_version_req is not None : logger . debug ( 'respecting shrinkwrap version %s for %s' , shrinkwrap_version_req , name ) return pack . DependencySpec ( name , version_req , shrinkwrap_version_req = shrinkwrap_version_req ) elif len ( inherits ) > 1 : logger . error ( 'target %s specifies multiple base targets, but only one is allowed' , self . getName ( ) ) return None
returns pack.DependencySpec for the base target of this target (or
            None if this target does not inherit from another target.
returns pack . DependencySpec for the base target of this target ( or None if this target does not inherit from another target .