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# ------------------------------------------------------------------------
# Copyright (c) 2023-present, BAAI. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ------------------------------------------------------------------------
# pyre-unsafe
"""Registry utilities."""
import collections
import functools
class Registry(object):
"""Registry class."""
def __init__(self, name):
self.name = name
self.registry = collections.OrderedDict()
def has(self, key):
return key in self.registry
def register(self, name, func=None, **kwargs):
def decorated(inner_function):
for key in name if isinstance(name, (tuple, list)) else [name]:
self.registry[key] = functools.partial(inner_function, **kwargs)
return inner_function
if func is not None:
return decorated(func)
return decorated
def get(self, name, default=None):
if name is None:
return None
if not self.has(name):
if default is not None:
return default
raise KeyError("`%s` is not registered in <%s>." % (name, self.name))
return self.registry[name]
def try_get(self, name):
if self.has(name):
return self.get(name)
return None
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