Source code for nvflare.collab.api.proxy_list

# Copyright (c) 2025, NVIDIA CORPORATION.  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.
from .call_opt import DEFAULT_CALL_TIMEOUT, CallOption
from .context import get_call_context
from .group import group


[docs] class ProxyList: def __init__(self, proxies: list): self._proxies = list(proxies) def __iter__(self): return iter(self._proxies) def __len__(self): return len(self._proxies) def __getitem__(self, index): return self._proxies[index] def __contains__(self, item): return item in self._proxies def __repr__(self): return repr(self._proxies) def __getattr__(self, func_name): """This is called to invoke the specified func without specifying call option. In this case, default call option will be used. Args: func_name: Returns: """ if func_name.startswith("_"): raise AttributeError(func_name) def method(*args, **kwargs): grp = group( ctx=get_call_context(), proxies=self, ) return getattr(grp, func_name)(*args, **kwargs) return method def __call__( self, blocking: bool = True, expect_result: bool = True, timeout: float = DEFAULT_CALL_TIMEOUT, optional: bool = False, secure: bool = False, target=None, parallel=0, process_resp_cb=None, **cb_kwargs, ): """This is called to define the behavior (Call Option) of the group call. Args: blocking: expect_result: timeout: optional: secure: target: parallel: maximum number of calls that may remain in flight at once. process_resp_cb: **cb_kwargs: Returns: """ return group( ctx=get_call_context(), proxies=self, call_opt=CallOption( blocking=blocking, expect_result=expect_result, timeout=timeout, optional=optional, secure=secure, target=target, parallel=parallel, ), process_resp_cb=process_resp_cb, **cb_kwargs, )