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Diffstat (limited to 'python/flask/signals.py')
-rw-r--r-- | python/flask/signals.py | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/python/flask/signals.py b/python/flask/signals.py deleted file mode 100644 index 18f2630..0000000 --- a/python/flask/signals.py +++ /dev/null @@ -1,57 +0,0 @@ -# -*- coding: utf-8 -*- -""" - flask.signals - ~~~~~~~~~~~~~ - - Implements signals based on blinker if available, otherwise - falls silently back to a noop. - - :copyright: © 2010 by the Pallets team. - :license: BSD, see LICENSE for more details. -""" - -signals_available = False -try: - from blinker import Namespace - signals_available = True -except ImportError: - class Namespace(object): - def signal(self, name, doc=None): - return _FakeSignal(name, doc) - - class _FakeSignal(object): - """If blinker is unavailable, create a fake class with the same - interface that allows sending of signals but will fail with an - error on anything else. Instead of doing anything on send, it - will just ignore the arguments and do nothing instead. - """ - - def __init__(self, name, doc=None): - self.name = name - self.__doc__ = doc - def _fail(self, *args, **kwargs): - raise RuntimeError('signalling support is unavailable ' - 'because the blinker library is ' - 'not installed.') - send = lambda *a, **kw: None - connect = disconnect = has_receivers_for = receivers_for = \ - temporarily_connected_to = connected_to = _fail - del _fail - -# The namespace for code signals. If you are not Flask code, do -# not put signals in here. Create your own namespace instead. -_signals = Namespace() - - -# Core signals. For usage examples grep the source code or consult -# the API documentation in docs/api.rst as well as docs/signals.rst -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') |