aboutsummaryrefslogtreecommitdiffhomepage
path: root/src/python/_framework/foundation/later.py
diff options
context:
space:
mode:
Diffstat (limited to 'src/python/_framework/foundation/later.py')
-rw-r--r--src/python/_framework/foundation/later.py51
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