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feat: shrink memory size for checksum cache #795

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Nov 26, 2024
Merged

feat: shrink memory size for checksum cache #795

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23 changes: 20 additions & 3 deletions y/convert.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
from functools import lru_cache
from typing import Set

import brownie.convert
import checksum_dict._key
Expand All @@ -14,12 +15,28 @@


@lru_cache(maxsize=ENVS.CHECKSUM_CACHE_MAXSIZE)
def to_address(address: AnyAddressType) -> ChecksumAddress:
if type(address) == int:
address = _int_to_address(address)
def checksum(address: AnyAddressType) -> ChecksumAddress:
return str(EthAddress(address))


def to_address(address: AnyAddressType) -> ChecksumAddress:
address = _int_to_address(address) if type(address) == int else str(address)
if address in _is_checksummed:
return address
elif address in _is_not_checksummed:
return checksum(address)
checksummed = str(EthAddress(address))
if address == checksummed:
_is_checksummed.add(address)
else:
_is_not_checksummed.add(address)
return checksummed


_is_checksummed: Set[HexAddress] = set()
_is_not_checksummed: Set[HexAddress] = set()


def _int_to_address(int_address: int) -> HexAddress:
hex_value = HexBytes(int_address).hex()[2:]
padding = "0" * (40 - len(hex_value))
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