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Added lexicographic tiebreaking

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vbuterin
2019-03-06 22:54:52 -06:00
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parent 2f6e560e30
commit 663bc489b6
1 changed files with 3 additions and 1 deletions
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specs/core/0_beacon-chain.md
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@@ -2060,7 +2060,9 @@ def get_winning_root_and_participants(state: BeaconState, shard: Shard) -> Tuple
def get_attestations_for(root) -> List[PendingAttestation]:
return [a for a in valid_attestations if a.data.crosslink_data_root == root]
winning_root = max(all_roots, key=lambda r: get_attesting_balance(state, get_attestations_for(r)))
# Winning crosslink root is the root with the most votes for it, ties broken in favor of
# lexicographically higher hash
winning_root = max(all_roots, key=lambda r: (get_attesting_balance(state, get_attestations_for(r)), r))
return winning_root, get_attesting_indices(state, get_attestations_for(winning_root))
```