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LiteSpeed
198.54.114.198

File Name : context_managers.py

from timeit import default_timer
from types import TracebackType
from typing import (
    Any, Callable, Literal, Optional, Tuple, Type, TYPE_CHECKING, TypeVar,
    Union,
)

from .decorator import decorate

if TYPE_CHECKING:
    from . import Counter
    F = TypeVar("F", bound=Callable[..., Any])

class ExceptionCounter:
    def __init__(self, counter: "Counter", exception: Union[Type[BaseException], Tuple[Type[BaseException], ...]]) -> None:
        self._counter = counter
        self._exception = exception

def __enter__(self) -> None:
        pass

def __exit__(self, typ: Optional[Type[BaseException]], value: Optional[BaseException], traceback: Optional[TracebackType]) -> Literal[False]:
        if isinstance(value, self._exception):
            self._counter.inc()
        return False

def __call__(self, f: "F") -> "F":
        def wrapped(func, *args, **kwargs):
            with self:
                return func(*args, **kwargs)

return decorate(f, wrapped)

class InprogressTracker:
    def __init__(self, gauge):
        self._gauge = gauge

def __enter__(self):
        self._gauge.inc()

def __exit__(self, typ, value, traceback):
        self._gauge.dec()

def __call__(self, f: "F") -> "F":
        def wrapped(func, *args, **kwargs):
            with self:
                return func(*args, **kwargs)

return decorate(f, wrapped)

class Timer:
    def __init__(self, metric, callback_name):
        self._metric = metric
        self._callback_name = callback_name

def _new_timer(self):
        return self.__class__(self._metric, self._callback_name)

def __enter__(self):
        self._start = default_timer()
        return self

def __exit__(self, typ, value, traceback):
        # Time can go backwards.
        duration = max(default_timer() - self._start, 0)
        callback = getattr(self._metric, self._callback_name)
        callback(duration)

def labels(self, *args, **kw):
        self._metric = self._metric.labels(*args, **kw)

def __call__(self, f: "F") -> "F":
        def wrapped(func, *args, **kwargs):
            # Obtaining new instance of timer every time
            # ensures thread safety and reentrancy.
            with self._new_timer():
                return func(*args, **kwargs)

return decorate(f, wrapped)

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	0755	2025-04-04 07:57:32
..	dir	-	root/root	0755	2025-05-23 05:01:23
__pycache__	dir	-	root/root	0755	2025-04-04 07:57:32
bridge	dir	-	root/root	0755	2025-04-04 07:57:32
openmetrics	dir	-	root/root	0755	2025-04-04 07:57:32
twisted	dir	-	root/root	0755	2025-04-04 07:57:32
__init__.py	text/x-script.python	1.77 KB	root/root	0644	2025-04-04 07:57:32
asgi.py	text/x-script.python	1.57 KB	root/root	0644	2025-04-04 07:57:32
context_managers.py	text/x-script.python	2.29 KB	root/root	0644	2025-04-04 07:57:32
core.py	text/x-script.python	860 B	root/root	0644	2025-04-04 07:57:32
decorator.py	text/x-script.python	15.43 KB	root/root	0644	2025-04-04 07:57:32
exposition.py	text/x-script.python	25.56 KB	root/root	0644	2025-04-04 07:57:32
gc_collector.py	text/x-script.python	1.48 KB	root/root	0644	2025-04-04 07:57:32
metrics.py	text/x-script.python	27.45 KB	root/root	0644	2025-04-04 07:57:32
metrics_core.py	text/x-script.python	15.18 KB	root/root	0644	2025-04-04 07:57:32
mmap_dict.py	text/x-script.python	5.27 KB	root/root	0644	2025-04-04 07:57:32
multiprocess.py	text/x-script.python	7.36 KB	root/root	0644	2025-04-04 07:57:32
parser.py	text/x-script.python	7.26 KB	root/root	0644	2025-04-04 07:57:32
platform_collector.py	text/x-script.python	1.83 KB	root/root	0644	2025-04-04 07:57:32
process_collector.py	text/x-script.python	3.77 KB	root/root	0644	2025-04-04 07:57:32
py.typed	application/x-empty	0 B	root/root	0644	2025-04-04 07:57:32
registry.py	text/x-script.python	6.05 KB	root/root	0644	2025-04-04 07:57:32
samples.py	text/x-script.python	1.65 KB	root/root	0644	2025-04-04 07:57:32
utils.py	text/x-script.python	594 B	root/root	0644	2025-04-04 07:57:32
values.py	text/x-script.python	4.88 KB	root/root	0644	2025-04-04 07:57:32

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