Add second implicit-runtime-boot branch
parent
b285db4c58
commit
983e66b31b
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@ -5,7 +5,6 @@ from functools import partial
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import multiprocessing as mp
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from typing import Tuple, List, Dict, Optional
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import typing
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from contextlib import AsyncExitStack
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import warnings
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import trio
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@ -343,20 +342,26 @@ async def open_nursery(
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actor = current_actor(err_on_no_runtime=False)
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try:
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if actor is None and is_main_process():
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# if we are the parent process start the actor runtime implicitly
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log.info("Starting actor runtime!")
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root_runtime_stack = AsyncExitStack()
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actor = await root_runtime_stack.enter_async_context(
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open_root_actor(**kwargs)
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)
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assert actor is current_actor()
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# mark us for teardown on exit
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implicit_runtime = True
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try:
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async with open_root_actor(**kwargs) as actor:
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assert actor is current_actor()
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async with _open_and_supervise_one_cancels_all_nursery(
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actor
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) as anursery:
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yield anursery
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else: # sub-nursery case
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async with _open_and_supervise_one_cancels_all_nursery(
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actor
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) as anursery:
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@ -369,4 +374,3 @@ async def open_nursery(
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# shutdown runtime if it was started
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if implicit_runtime:
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log.info("Shutting down actor tree")
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await root_runtime_stack.aclose()
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