mirror of
https://github.com/firestar5683/StarPilot.git
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firestar5683
97 lines
3.0 KiB
Python
97 lines
3.0 KiB
Python
from typing import Any, Callable, Optional, TypeVar
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from reactivex import Observable, abc, typing
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from reactivex.disposable import (
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CompositeDisposable,
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RefCountDisposable,
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SerialDisposable,
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SingleAssignmentDisposable,
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)
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from reactivex.internal import add_ref
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from reactivex.scheduler import TimeoutScheduler
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from reactivex.subject import Subject
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_T = TypeVar("_T")
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def window_with_time_or_count_(
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timespan: typing.RelativeTime,
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count: int,
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scheduler: Optional[abc.SchedulerBase] = None,
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) -> Callable[[Observable[_T]], Observable[Observable[_T]]]:
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def window_with_time_or_count(source: Observable[_T]) -> Observable[Observable[_T]]:
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def subscribe(
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observer: abc.ObserverBase[Observable[_T]],
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scheduler_: Optional[abc.SchedulerBase] = None,
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) -> abc.DisposableBase:
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_scheduler = scheduler or scheduler_ or TimeoutScheduler.singleton()
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n: int = 0
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s: Subject[_T] = Subject()
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timer_d = SerialDisposable()
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window_id = 0
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group_disposable = CompositeDisposable(timer_d)
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ref_count_disposable = RefCountDisposable(group_disposable)
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def create_timer(_id: int):
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nonlocal n, s, window_id
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m = SingleAssignmentDisposable()
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timer_d.disposable = m
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def action(scheduler: abc.SchedulerBase, state: Any = None):
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nonlocal n, s, window_id
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if _id != window_id:
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return
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n = 0
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window_id += 1
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new_id = window_id
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s.on_completed()
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s = Subject()
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observer.on_next(add_ref(s, ref_count_disposable))
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create_timer(new_id)
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m.disposable = _scheduler.schedule_relative(timespan, action)
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observer.on_next(add_ref(s, ref_count_disposable))
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create_timer(0)
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def on_next(x: _T) -> None:
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nonlocal n, s, window_id
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new_window = False
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new_id = 0
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s.on_next(x)
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n += 1
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if n == count:
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new_window = True
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n = 0
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window_id += 1
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new_id = window_id
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s.on_completed()
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s = Subject()
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observer.on_next(add_ref(s, ref_count_disposable))
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if new_window:
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create_timer(new_id)
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def on_error(e: Exception) -> None:
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s.on_error(e)
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observer.on_error(e)
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def on_completed() -> None:
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s.on_completed()
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observer.on_completed()
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group_disposable.add(
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source.subscribe(on_next, on_error, on_completed, scheduler=scheduler_)
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)
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return ref_count_disposable
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return Observable(subscribe)
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return window_with_time_or_count
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__all__ = ["window_with_time_or_count_"]
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