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Merge pull request #1468 from ethereum/fix-period-tail 

Fix period tail in get_eth1_vote
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Diederik Loerakker 2019-11-07 20:27:59 +01:00 committed by GitHub
parent e7f71886b0 5159c69632
commit 28eda5c400
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1 changed files with 7 additions and 5 deletions
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specs/validator/0_beacon-chain-validator.md
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@ -236,11 +236,13 @@ def get_eth1_vote(state: BeaconState, previous_eth1_distance: uint64) -> Eth1Dat
new_eth1_data = [get_eth1_data(distance) for distance in range(ETH1_FOLLOW_DISTANCE, 2 * ETH1_FOLLOW_DISTANCE)]
all_eth1_data = [get_eth1_data(distance) for distance in range(ETH1_FOLLOW_DISTANCE, previous_eth1_distance)]
valid_votes = []
for slot, vote in enumerate(state.eth1_data_votes):
period_tail = slot % SLOTS_PER_ETH1_VOTING_PERIOD >= integer_squareroot(SLOTS_PER_ETH1_VOTING_PERIOD)
if vote in new_eth1_data or (period_tail and vote in all_eth1_data):
valid_votes.append(vote)
period_tail = state.slot % SLOTS_PER_ETH1_VOTING_PERIOD >= integer_squareroot(SLOTS_PER_ETH1_VOTING_PERIOD)
if period_tail:
votes_to_consider = all_eth1_data
else:
votes_to_consider = new_eth1_data
valid_votes = [vote for vote in state.eth1_data_votes if vote in votes_to_consider]
return max(
valid_votes,