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Merge pull request #2092 from ethereum/ralexstokes-patch-1 

Simplify fork choice spec
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Danny Ryan 2020-11-03 06:58:35 -07:00 committed by GitHub
parent bdd1077423 663af77737
commit bfaef689e4
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specs/phase0/fork-choice.md
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@ -226,11 +226,10 @@ def get_head(store: Store) -> Root:
blocks = get_filtered_block_tree(store) blocks = get_filtered_block_tree(store)
# Execute the LMD-GHOST fork choice # Execute the LMD-GHOST fork choice
head = store.justified_checkpoint.root head = store.justified_checkpoint.root
justified_slot = compute_start_slot_at_epoch(store.justified_checkpoint.epoch)
while True: while True:
children = [ children = [
root for root in blocks.keys() root for root in blocks.keys()
if blocks[root].parent_root == head and blocks[root].slot > justified_slot if blocks[root].parent_root == head
] ]
if len(children) == 0: if len(children) == 0:
return head return head