B 3Rc/@s@ddlmZGdddeZeje_dddZedkr>> supplier = SupplyNode(contents=[1,2,3]) >>> supplier.next() 1 >>> supplier.next() 2 >>> supplier.next() 3 >>> supplier.next() Traceback (most recent call last): ... StopIteration >>> supplier.reset() >>> supplier.next() 1 >>> [x for x in supplier] [1, 2, 3] NcKs.tj|f||dk r||_ng|_d|_dS)Nr)r__init__ _contents_pos)selfcontentskwargsr 0lib/python3.7/site-packages/rdkit/VLib/Supply.pyr%s zSupplyNode.__init__cCst|d|_dS)Nr)rresetr)rr r r r -s zSupplyNode.resetcCs2|jt|jkrt|j|j}|jd7_|S)N)rlenr StopIteration)rZresr r r next1s  zSupplyNode.nextr cCs tddS)NzSupplyNodes do not have parents) ValueError)rparentZnotifyr r r AddParent9szSupplyNode.AddParent)N)r )__name__ __module__ __qualname____doc__rr rrr r r r r s  rNcCs2ddl}ddl}|j|j|d\}}||dS)Nr)Z optionflagsverbose)sysdoctestZtestmodELLIPSISexit)rrrZfailed_r r r _runDoctestsDsr__main__)N)Zrdkit.VLib.Noderrr__next__rrr r r r s 4