#NEWLINE# def _build_package_finder( self , options , index_urls ) : #NEWLINE# #INDENT# '\n        Create a package finder appropriate to this install command.\n        This method is meant to be overridden by subclasses, not\n        called directly.\n        ' #NEWLINE# return PackageFinder ( find_links = options . find_links , index_urls = index_urls , use_mirrors = options . use_mirrors , mirrors = options . mirrors )