def __getitem__(self, block_id):
"""Return the consensus state corresponding to the block ID
Args:
block_id (str): The ID of the block for which consensus state
is being requested
Returns:
ConsensusState object
Raises:
KeyError if the block ID is not in the store
"""
serialized_consensus_state = self._store_db[block_id]
if serialized_consensus_state is None:
raise KeyError('Block ID {} not found'.format(block_id))
try:
consensus_state = ConsensusState()
consensus_state.parse_from_bytes(
buffer=serialized_consensus_state)
return consensus_state
except ValueError as error:
raise \
KeyError(
'Cannot return block with ID {}: {}'.format(
block_id,
error))
def __str__(self):
out = []
for block_id in self._store_db.keys():
try:
serialized_consensus_state = self._store_db[block_id]
consensus_state = ConsensusState()
consensus_state.parse_from_bytes(
buffer=serialized_consensus_state)
out.append('{}...{}: {{{}}}'.format(block_id[:8],
block_id[-8:],
consensus_state))
except ValueError:
pass
return ', '.join(out)
def __str__(self):
out = []
for block_id in self._store_db.keys():
try:
serialized_consensus_state = self._store_db[block_id]
consensus_state = ConsensusState()
consensus_state.parse_from_bytes(
buffer=serialized_consensus_state)
out.append(
'{}...{}: {{{}}}'.format(
block_id[:8],
block_id[-8:],
consensus_state))
except ValueError:
pass
return ', '.join(out)
