blob: 5d2861077dab480ed87fdd155007ea4580bfa723 [file] [log] [blame]
# Copyright 2021 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import functools
def Memoize(f):
"""Decorator to cache return values of function."""
memoize_dict = {}
def wrapper(*args, **kwargs):
key = repr((args, kwargs))
if key not in memoize_dict:
memoize_dict[key] = f(*args, **kwargs)
return memoize_dict[key]
return wrapper