diff options
Diffstat (limited to 'src/python/_framework/foundation/later.py')
-rw-r--r-- | src/python/_framework/foundation/later.py | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/python/_framework/foundation/later.py b/src/python/_framework/foundation/later.py new file mode 100644 index 0000000000..fc2cf578d0 --- /dev/null +++ b/src/python/_framework/foundation/later.py @@ -0,0 +1,51 @@ +# Copyright 2015, Google Inc. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above +# copyright notice, this list of conditions and the following disclaimer +# in the documentation and/or other materials provided with the +# distribution. +# * Neither the name of Google Inc. nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +"""Enables scheduling execution at a later time.""" + +import time + +from _framework.foundation import _timer_future + + +def later(delay, computation): + """Schedules later execution of a callable. + + Args: + delay: Any numeric value. Represents the minimum length of time in seconds + to allow to pass before beginning the computation. No guarantees are made + about the maximum length of time that will pass. + computation: A callable that accepts no arguments. + + Returns: + A Future representing the scheduled computation. + """ + timer_future = _timer_future.TimerFuture(time.time() + delay, computation) + timer_future.start() + return timer_future |