33 lines
1.1 KiB
Python
33 lines
1.1 KiB
Python
from __future__ import annotations
|
|
|
|
import typing as t
|
|
import warnings
|
|
|
|
from blinker import Namespace
|
|
|
|
# This namespace is only for signals provided by Flask itself.
|
|
_signals = Namespace()
|
|
|
|
template_rendered = _signals.signal("template-rendered")
|
|
before_render_template = _signals.signal("before-render-template")
|
|
request_started = _signals.signal("request-started")
|
|
request_finished = _signals.signal("request-finished")
|
|
request_tearing_down = _signals.signal("request-tearing-down")
|
|
got_request_exception = _signals.signal("got-request-exception")
|
|
appcontext_tearing_down = _signals.signal("appcontext-tearing-down")
|
|
appcontext_pushed = _signals.signal("appcontext-pushed")
|
|
appcontext_popped = _signals.signal("appcontext-popped")
|
|
message_flashed = _signals.signal("message-flashed")
|
|
|
|
|
|
def __getattr__(name: str) -> t.Any:
|
|
if name == "signals_available":
|
|
warnings.warn(
|
|
"The 'signals_available' attribute is deprecated and will be removed in"
|
|
" Flask 2.4. Signals are always available.",
|
|
DeprecationWarning,
|
|
stacklevel=2,
|
|
)
|
|
return True
|
|
|
|
raise AttributeError(name)
|