StacktraceTop:dict_traverse (op=0x90a44f4, visit=0x80f2ce0 <visit_reachable>, arg=0x8153694) at ../Objects/dictobject.c:1889
collect (generation=1) at ../Modules/gcmodule.c:382
_PyObject_GC_Malloc (basicsize=16) at ../Modules/gcmodule.c:897
PyType_GenericAlloc (type=0x87418e4, nitems=0) at ../Objects/typeobject.c:454
StacktraceTop: dict_traverse (op=0x90a44f4, visit=0x80f2ce0 <visit_reachable>, arg=0x8153694) at ../Objects/ dictobject. c:1889 gcmodule. c:382 gcmodule. c:897 typeobject. c:454
collect (generation=1) at ../Modules/
_PyObject_GC_Malloc (basicsize=16) at ../Modules/
PyType_GenericAlloc (type=0x87418e4, nitems=0) at ../Objects/