async def get_block(self, header_hash) -> Optional[FullBlock]:
try:
response = await self.fetch("get_block",
{"header_hash": header_hash.hex()})
except Exception:
return None
return FullBlock.from_json_dict(response["block"])
async def get_all_block(self, start: uint32,
end: uint32) -> List[FullBlock]:
response = await self.fetch("get_blocks", {
"start": start,
"end": end,
"exclude_header_hash": True
})
return [FullBlock.from_json_dict(r) for r in response["blocks"]]
async def get_block(self, header_hash) -> Optional[FullBlock]:
try:
response = await self.fetch("get_block", {"header_hash": header_hash.hex()})
except aiohttp.client_exceptions.ClientResponseError as e:
if e.message == "Not Found":
return None
raise
return FullBlock.from_json_dict(response["block"])
def test_json(self):
bt = BlockTools()
test_constants: Dict[str, Any] = {
"DIFFICULTY_STARTING": 5,
"DISCRIMINANT_SIZE_BITS": 16,
"BLOCK_TIME_TARGET": 10,
"MIN_BLOCK_TIME": 2,
"DIFFICULTY_EPOCH": 12, # The number of blocks per epoch
"DIFFICULTY_DELAY": 3, # EPOCH / WARP_FACTOR
}
block = bt.create_genesis_block(test_constants, bytes([0] * 32), b"0")
dict_block = block.to_json_dict()
assert FullBlock.from_json_dict(dict_block) == block
async def get_blockchain_state(self) -> Dict:
response = await self.fetch("get_blockchain_state", {})
if response["blockchain_state"]["peak"] is not None:
response["blockchain_state"]["peak"] = FullBlock.from_json_dict(
response["blockchain_state"]["peak"])
return response["blockchain_state"]
def test_json(self):
block = bt.create_genesis_block(test_constants, bytes([0] * 32), b"0")
dict_block = block.to_json_dict()
assert FullBlock.from_json_dict(dict_block) == block