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Cerberus-1.3.4-py3.8.egg-info	[ DIR ]	drwxr-xr-x
PyJWT-2.1.0-py3.8.egg-info	[ DIR ]	drwxr-xr-x
__pycache__	[ DIR ]	drwxr-xr-x
_distutils_hack	[ DIR ]	drwxr-xr-x
aiodns	[ DIR ]	drwxr-xr-x
aiodns-3.0.0-py3.8.egg-info	[ DIR ]	drwxr-xr-x
async_lru-1.0.2-py3.8.egg-info	[ DIR ]	drwxr-xr-x
async_timeout	[ DIR ]	drwxr-xr-x
async_timeout-1.3.0-py3.8.egg-...	[ DIR ]	drwxr-xr-x
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cerberus	[ DIR ]	drwxr-xr-x
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click	[ DIR ]	drwxr-xr-x
click-6.6-py3.8.egg-info	[ DIR ]	drwxr-xr-x
daemon	[ DIR ]	drwxr-xr-x
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jwt	[ DIR ]	drwxr-xr-x
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pbr	[ DIR ]	drwxr-xr-x
pbr-1.8.1-py3.8.egg-info	[ DIR ]	drwxr-xr-x
peewee_migrate	[ DIR ]	drwxr-xr-x
peewee_migrate-0.6.4-py3.8.egg...	[ DIR ]	drwxr-xr-x
pkg_resources	[ DIR ]	drwxr-xr-x
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python_daemon-2.3.0-py3.8.egg-...	[ DIR ]	drwxr-xr-x
python_pam-1.8.4-py3.8.egg-inf...	[ DIR ]	drwxr-xr-x
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PySocks-1.5.7-py3.8.egg-info	322 B	-rw-r--r--
async_lru.py	5.98 KB	-rw-r--r--
cached_property.py	3.81 KB	-rw-r--r--
distro.py	47.28 KB	-rw-r--r--
distutils-precedence.pth	152 B	-rw-r--r--
pam.py	7.38 KB	-rw-r--r--
six.py	31.69 KB	-rw-r--r--
socks.py	29.25 KB	-rw-r--r--
sockshandler.py	2.84 KB	-rw-r--r--
typing_extensions.py	81.76 KB	-rw-r--r--

Code Editor : async_lru.py

import asyncio
from collections import OrderedDict
from functools import _CacheInfo, _make_key, partial, wraps

try:
    from asyncio import ensure_future
except ImportError:  # pragma: no cover
    ensure_future = getattr(asyncio, 'async')

__version__ = '1.0.2'

__all__ = ('alru_cache',)

def create_future(*, loop):
    try:
        return loop.create_future()
    except AttributeError:
        return asyncio.Future(loop=loop)

def unpartial(fn):
    while hasattr(fn, 'func'):
        fn = fn.func

return fn

def _done_callback(fut, task):
    if task.cancelled():
        fut.cancel()
        return

exc = task.exception()
    if exc is not None:
        fut.set_exception(exc)
        return

fut.set_result(task.result())

def _cache_invalidate(wrapped, typed, *args, **kwargs):
    key = _make_key(args, kwargs, typed)

exists = key in wrapped._cache

if exists:
        wrapped._cache.pop(key)

return exists

def _cache_clear(wrapped):
    wrapped.hits = wrapped.misses = 0
    wrapped._cache = OrderedDict()
    wrapped.tasks = set()

def _open(wrapped):
    if not wrapped.closed:
        raise RuntimeError('alru_cache is not closed')

was_closed = (
        wrapped.hits ==
        wrapped.misses ==
        len(wrapped.tasks) ==
        len(wrapped._cache) ==
        0
    )

if not was_closed:
        raise RuntimeError('alru_cache was not closed correctly')

wrapped.closed = False

def _close(wrapped, *, cancel=False, return_exceptions=True, loop=None):
    if wrapped.closed:
        raise RuntimeError('alru_cache is closed')

wrapped.closed = True

if cancel:
        for task in wrapped.tasks:
            if not task.done():  # not sure is it possible
                task.cancel()

return _wait_closed(
        wrapped,
        return_exceptions=return_exceptions,
        loop=loop
    )

@asyncio.coroutine
def _wait_closed(wrapped, *, return_exceptions, loop):
    if loop is None:
        loop = asyncio.get_event_loop()

wait_closed = asyncio.gather(
        *wrapped.tasks,
        return_exceptions=return_exceptions,
        loop=loop
    )

wait_closed.add_done_callback(partial(_close_waited, wrapped))

ret = yield from wait_closed

# hack to get _close_waited callback to be executed
    yield from asyncio.sleep(0, loop=loop)

return ret

def _close_waited(wrapped, _):
    wrapped.cache_clear()

def _cache_info(wrapped, maxsize):
    return _CacheInfo(
        wrapped.hits,
        wrapped.misses,
        maxsize,
        len(wrapped._cache),
    )

def __cache_touch(wrapped, key):
    try:
        wrapped._cache.move_to_end(key)
    except KeyError:  # not sure is it possible
        pass

def _cache_hit(wrapped, key):
    wrapped.hits += 1
    __cache_touch(wrapped, key)

def _cache_miss(wrapped, key):
    wrapped.misses += 1
    __cache_touch(wrapped, key)

def _get_loop(cls, kwargs, fn, fn_args, fn_kwargs, *, loop):
    if isinstance(loop, str):
        assert cls ^ kwargs, 'choose self.loop or kwargs["loop"]'

if cls:
            _self = getattr(fn, '__self__', None)

if _self is None:
                assert fn_args, 'seems not unbound function'
                _self = fn_args[0]

_loop = getattr(_self, loop)
        else:
            _loop = fn_kwargs[loop]
    elif loop is None:
        _loop = asyncio.get_event_loop()
    else:
        _loop = loop

return _loop

def alru_cache(
    fn=None,
    maxsize=128,
    typed=False,
    *,
    cls=False,
    kwargs=False,
    cache_exceptions=True,
    loop=None
):
    def wrapper(fn):
        _origin = unpartial(fn)

if not asyncio.iscoroutinefunction(_origin):
            raise RuntimeError(
                'Coroutine function is required, got {}'.format(fn))

# functools.partialmethod support
        if hasattr(fn, '_make_unbound_method'):
            fn = fn._make_unbound_method()

@wraps(fn)
        @asyncio.coroutine
        def wrapped(*fn_args, **fn_kwargs):
            if wrapped.closed:
                raise RuntimeError(
                    'alru_cache is closed for {}'.format(wrapped))

_loop = _get_loop(
                cls,
                kwargs,
                wrapped._origin,
                fn_args,
                fn_kwargs,
                loop=loop
            )

key = _make_key(fn_args, fn_kwargs, typed)

fut = wrapped._cache.get(key)

if fut is not None:
                if not fut.done():
                    _cache_hit(wrapped, key)
                    return (yield from asyncio.shield(fut, loop=_loop))

exc = fut._exception

if exc is None or cache_exceptions:
                    _cache_hit(wrapped, key)
                    return fut.result()

# exception here and cache_exceptions == False
                wrapped._cache.pop(key)

fut = create_future(loop=_loop)
            coro = fn(*fn_args, **fn_kwargs)
            task = ensure_future(coro, loop=_loop)
            task.add_done_callback(partial(_done_callback, fut))

wrapped.tasks.add(task)
            task.add_done_callback(wrapped.tasks.remove)

wrapped._cache[key] = fut

if maxsize is not None and len(wrapped._cache) > maxsize:
                wrapped._cache.popitem(last=False)

_cache_miss(wrapped, key)
            return (yield from asyncio.shield(fut, loop=_loop))

_cache_clear(wrapped)
        wrapped._origin = _origin
        wrapped.closed = False
        wrapped.cache_info = partial(_cache_info, wrapped, maxsize)
        wrapped.cache_clear = partial(_cache_clear, wrapped)
        wrapped.invalidate = partial(_cache_invalidate, wrapped, typed)
        wrapped.close = partial(_close, wrapped)
        wrapped.open = partial(_open, wrapped)

return wrapped

if fn is None:
        return wrapper

if callable(fn) or hasattr(fn, '_make_unbound_method'):
        return wrapper(fn)

raise NotImplementedError('{} decorating is not supported'.format(fn))

${this.title}

Code Editor : async_lru.py