diff options
Diffstat (limited to 'Lib/sched.py')
-rw-r--r-- | Lib/sched.py | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/Lib/sched.py b/Lib/sched.py index b47648d973..3d8c011a5c 100644 --- a/Lib/sched.py +++ b/Lib/sched.py @@ -23,11 +23,6 @@ The action function may be an instance method so it has another way to reference private data (besides global variables). """ -# XXX The timefunc and delayfunc should have been defined as methods -# XXX so you can define new kinds of schedulers using subclassing -# XXX instead of having to define a module or class just to hold -# XXX the global state of your particular time and delay functions. - import time import heapq from collections import namedtuple @@ -40,12 +35,24 @@ from time import monotonic as _time __all__ = ["scheduler"] class Event(namedtuple('Event', 'time, priority, action, argument, kwargs')): + __slots__ = [] def __eq__(s, o): return (s.time, s.priority) == (o.time, o.priority) def __lt__(s, o): return (s.time, s.priority) < (o.time, o.priority) def __le__(s, o): return (s.time, s.priority) <= (o.time, o.priority) def __gt__(s, o): return (s.time, s.priority) > (o.time, o.priority) def __ge__(s, o): return (s.time, s.priority) >= (o.time, o.priority) +Event.time.__doc__ = ('''Numeric type compatible with the return value of the +timefunc function passed to the constructor.''') +Event.priority.__doc__ = ('''Events scheduled for the same time will be executed +in the order of their priority.''') +Event.action.__doc__ = ('''Executing the event means executing +action(*argument, **kwargs)''') +Event.argument.__doc__ = ('''argument is a sequence holding the positional +arguments for the action.''') +Event.kwargs.__doc__ = ('''kwargs is a dictionary holding the keyword +arguments for the action.''') + _sentinel = object() class scheduler: |