✏️ Editing: _windowwithtimeorcount.py Read Only

from typing import Any, Callable, Optional, TypeVar

from reactivex import Observable, abc, typing
from reactivex.disposable import (
    CompositeDisposable,
    RefCountDisposable,
    SerialDisposable,
    SingleAssignmentDisposable,
)
from reactivex.internal import add_ref
from reactivex.scheduler import TimeoutScheduler
from reactivex.subject import Subject

_T = TypeVar("_T")

def window_with_time_or_count_(
    timespan: typing.RelativeTime,
    count: int,
    scheduler: Optional[abc.SchedulerBase] = None,
) -> Callable[[Observable[_T]], Observable[Observable[_T]]]:
    def window_with_time_or_count(source: Observable[_T]) -> Observable[Observable[_T]]:
        def subscribe(
            observer: abc.ObserverBase[Observable[_T]],
            scheduler_: Optional[abc.SchedulerBase] = None,
        ) -> abc.DisposableBase:
            _scheduler = scheduler or scheduler_ or TimeoutScheduler.singleton()

n: int = 0
            s: Subject[_T] = Subject()
            timer_d = SerialDisposable()
            window_id = 0
            group_disposable = CompositeDisposable(timer_d)
            ref_count_disposable = RefCountDisposable(group_disposable)

def create_timer(_id: int):
                nonlocal n, s, window_id
                m = SingleAssignmentDisposable()
                timer_d.disposable = m

def action(scheduler: abc.SchedulerBase, state: Any = None):
                    nonlocal n, s, window_id
                    if _id != window_id:
                        return

n = 0
                    window_id += 1
                    new_id = window_id
                    s.on_completed()
                    s = Subject()
                    observer.on_next(add_ref(s, ref_count_disposable))
                    create_timer(new_id)

m.disposable = _scheduler.schedule_relative(timespan, action)

observer.on_next(add_ref(s, ref_count_disposable))
            create_timer(0)

def on_next(x: _T) -> None:
                nonlocal n, s, window_id
                new_window = False
                new_id = 0

s.on_next(x)
                n += 1
                if n == count:
                    new_window = True
                    n = 0
                    window_id += 1
                    new_id = window_id
                    s.on_completed()
                    s = Subject()
                    observer.on_next(add_ref(s, ref_count_disposable))

if new_window:
                    create_timer(new_id)

def on_error(e: Exception) -> None:
                s.on_error(e)
                observer.on_error(e)

def on_completed() -> None:
                s.on_completed()
                observer.on_completed()

group_disposable.add(
                source.subscribe(on_next, on_error, on_completed, scheduler=scheduler_)
            )
            return ref_count_disposable

return Observable(subscribe)

return window_with_time_or_count

__all__ = ["window_with_time_or_count_"]

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