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Merge pull request #879 from terenc3t/patch-58

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Add comment for get_crosslink_committee_for_attestation
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Danny Ryan
2019-04-05 02:22:34 -06:00
committed by GitHub
parent f445846825 5a77e61160
commit 690e4faff7
1 changed files with 5 additions and 2 deletions
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7
specs/core/0_beacon-chain.md
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@@ -1041,9 +1041,12 @@ def verify_merkle_branch(leaf: Bytes32, proof: List[Bytes32], depth: int, index:
```python
def get_crosslink_committee_for_attestation(state: BeaconState,
attestation_data: AttestationData) -> List[ValidatorIndex]:
# Find the committee in the list with the desired shard
"""
Return the crosslink committee corresponding to ``attestation_data``.
"""
crosslink_committees = get_crosslink_committees_at_slot(state, attestation_data.slot)
# Find the committee in the list with the desired shard
assert attestation_data.shard in [shard for _, shard in crosslink_committees]
crosslink_committee = [committee for committee, shard in crosslink_committees if shard == attestation_data.shard][0]