CB5GCUM4GCFKUK4HSF4LGWXISJ6F255TKB72NUH3E67XZUGQBYYAC
XZDJ2Z4M2MKWIDXN7EYBYQHGO7P5RSWPUGOQ3W2MHIUF55XQSXHQC
from operator import getitem
for result in nlargest(heap_size, results, key=lambda r: r[0]):
for result in nlargest(heap_size, results, key=getitem(0)):