2022-01-13 16:29:35 +00:00

59 lines
1.2 KiB
Python

import functools
import codecs
from functools import lru_cache
class HDict(dict):
def __hash__(self):
return hash(codecs.decode(self['id'], 'hex'))
@lru_cache(maxsize=16384)
def from_dict(func, *args, **kwargs):
return func(*args, **kwargs)
def memoize_from_dict(func):
@functools.wraps(func)
def memoized_func(*args, **kwargs):
if args[1].get('id', None):
args = list(args)
args[1] = HDict(args[1])
new_args = tuple(args)
return from_dict(func, *new_args, **kwargs)
else:
return func(*args, **kwargs)
return memoized_func
class ToDictWrapper():
def __init__(self, tx):
self.tx = tx
def __eq__(self, other):
return self.tx.id == other.tx.id
def __hash__(self):
return hash(self.tx.id)
@lru_cache(maxsize=16384)
def to_dict(func, tx_wrapped):
return func(tx_wrapped.tx)
def memoize_to_dict(func):
@functools.wraps(func)
def memoized_func(*args, **kwargs):
if args[0].id:
return to_dict(func, ToDictWrapper(args[0]))
else:
return func(*args, **kwargs)
return memoized_func