o bk@sDdZddlZddlZddlmZddZddZdd Zd d ZdS) aContains logic for retrieving special methods. This implementation does not rely on the dot attribute access logic, found in ``.getattr()``. The difference between these two is that the dunder methods are looked with the type slots (you can find more about these here http://lucumr.pocoo.org/2014/8/16/the-python-i-would-like-to-see/) As such, the lookup for the special methods is actually simpler than the dot attribute access. N) exceptionscsV|jg}tjfdd|jddD}tt||}|s)tj|d|S)Nc3s|] }|jgVqdS)N)localsget).0Zancestorname`/var/www/secure340b-portal/env/lib/python3.10/site-packages/astroid/interpreter/dunder_lookup.py s z!_lookup_in_mro..T)Zrecurs attributetarget) rr itertoolschain from_iterableZ ancestorslistrAttributeInferenceError)noderattrsnodesvaluesrrr _lookup_in_mros rcCsbt|tjtjtjtjtjfrt||St|tjrt ||St|tj r*t ||St j ||d)zLookup the given special method name in the given *node* If the special method was found, then a list of attributes will be returned. Otherwise, `astroid.AttributeInferenceError` is going to be raised. r ) isinstanceastroidListTupleZConstDictSet_builtin_lookupInstancerClassDef _class_lookuprr)rrrrr lookup"s     r"cCs(|}|durtj||dt||SNr ) metaclassrrr)rrr$rrr r!5s r!cCs$|j|g}|stj||d|Sr#)rrrr)rrrrrr r=sr)__doc__rrrrr"r!rrrrr s