Implments suggestions from review

This commit is contained in:
Carl Beekhuizen 2019-06-30 21:49:29 +02:00
parent 0fd1d38417
commit c2a4838f5a
No known key found for this signature in database
GPG Key ID: D05CA176D0020646
2 changed files with 8 additions and 8 deletions

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@ -66,7 +66,7 @@
- [`is_slashable_attestation_data`](#is_slashable_attestation_data) - [`is_slashable_attestation_data`](#is_slashable_attestation_data)
- [`is_valid_merkle_branch`](#is_valid_merkle_branch) - [`is_valid_merkle_branch`](#is_valid_merkle_branch)
- [Misc](#misc) - [Misc](#misc)
- [`compute_shuffle_index`](#compute_shuffle_index) - [`compute_shuffled_index`](#compute_shuffled_index)
- [`compute_committee`](#compute_committee) - [`compute_committee`](#compute_committee)
- [`compute_slot_epoch`](#compute_slot_epoch) - [`compute_slot_epoch`](#compute_slot_epoch)
- [`compute_epoch_start_slot`](#compute_epoch_start_slot) - [`compute_epoch_start_slot`](#compute_epoch_start_slot)
@ -662,10 +662,10 @@ def is_valid_merkle_branch(leaf: Hash, branch: Sequence[Hash], depth: uint64, in
### Misc ### Misc
#### `compute_shuffle_index` #### `compute_shuffled_index`
```python ```python
def compute_shuffle_index(index: ValidatorIndex, index_count: uint64, seed: Hash) -> ValidatorIndex: def compute_shuffled_index(index: ValidatorIndex, index_count: uint64, seed: Hash) -> ValidatorIndex:
""" """
Return the shuffled validator index corresponding to ``seed`` (and ``index_count``). Return the shuffled validator index corresponding to ``seed`` (and ``index_count``).
""" """
@ -698,7 +698,7 @@ def compute_committee(indices: Sequence[ValidatorIndex],
""" """
start = (len(indices) * index) // count start = (len(indices) * index) // count
end = (len(indices) * (index + 1)) // count end = (len(indices) * (index + 1)) // count
return [indices[compute_shuffle_index(ValidatorIndex(i), len(indices), seed)] for i in range(start, end)] return [indices[compute_shuffled_index(ValidatorIndex(i), len(indices), seed)] for i in range(start, end)]
``` ```
#### `compute_slot_epoch` #### `compute_slot_epoch`
@ -1677,9 +1677,9 @@ def process_deposit(state: BeaconState, deposit: Deposit) -> None:
if pubkey not in validator_pubkeys: if pubkey not in validator_pubkeys:
# Verify the deposit signature (proof of possession) for new validators. # Verify the deposit signature (proof of possession) for new validators.
# Note: The deposit contract does not check signatures. # Note: The deposit contract does not check signatures.
# Note: Deposits are valid across forks. thus the deposit domain is retrieved directly from `compute_bls_domain` # Note: Deposits are valid across forks, thus the deposit domain is retrieved directly from `compute_bls_domain`
if not bls_verify(pubkey, signing_root(deposit.data), domain = compute_bls_domain(DOMAIN_DEPOSIT)
deposit.data.signature, compute_bls_domain(DOMAIN_DEPOSIT)): if not bls_verify(pubkey, signing_root(deposit.data), deposit.data.signature, domain):
return return
# Add validator and balance entries # Add validator and balance entries

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@ -10,7 +10,7 @@ from preset_loader import loader
def shuffling_case(seed, count): def shuffling_case(seed, count):
yield 'seed', '0x' + seed.hex() yield 'seed', '0x' + seed.hex()
yield 'count', count yield 'count', count
yield 'shuffled', [spec.compute_shuffle_index(i, count, seed) for i in range(count)] yield 'shuffled', [spec.compute_shuffled_index(i, count, seed) for i in range(count)]
@to_tuple @to_tuple