Sync with latest version of openstack.common.timeutils

Changes since last sync:

    - Added is_newer_than function
    - Normalize_time() always return naive object
    - Use pep8 v1.3.3

Change-Id: I47c74671907a2f64a3fdd2caf857999c33033bdd

1 files changed, 16 insertions, 5 deletions

diff --git a/nova/openstack/common/timeutils.py b/nova/openstack/common/timeutils.py
index c4f6cf049..86004391d 100644
--- a/nova/openstack/common/timeutils.py
+++ b/nova/openstack/common/timeutils.py
@@ -62,9 +62,11 @@ def parse_strtime(timestr, fmt=PERFECT_TIME_FORMAT):
 
 
 def normalize_time(timestamp):
-    """Normalize time in arbitrary timezone to UTC"""
+    """Normalize time in arbitrary timezone to UTC naive object"""
     offset = timestamp.utcoffset()
-    return timestamp.replace(tzinfo=None) - offset if offset else timestamp
+    if offset is None:
+        return timestamp
+    return timestamp.replace(tzinfo=None) - offset
 
 
 def is_older_than(before, seconds):
@@ -72,6 +74,11 @@ def is_older_than(before, seconds):
     return utcnow() - before > datetime.timedelta(seconds=seconds)
 
 
+def is_newer_than(after, seconds):
+    """Return True if after is newer than seconds."""
+    return after - utcnow() > datetime.timedelta(seconds=seconds)
+
+
 def utcnow_ts():
     """Timestamp version of our utcnow function."""
     return calendar.timegm(utcnow().timetuple())
@@ -121,6 +128,10 @@ def marshall_now(now=None):
 
 def unmarshall_time(tyme):
     """Unmarshall a datetime dict."""
-    return datetime.datetime(day=tyme['day'], month=tyme['month'],
-                 year=tyme['year'], hour=tyme['hour'], minute=tyme['minute'],
-                 second=tyme['second'], microsecond=tyme['microsecond'])
+    return datetime.datetime(day=tyme['day'],
+                             month=tyme['month'],
+                             year=tyme['year'],
+                             hour=tyme['hour'],
+                             minute=tyme['minute'],
+                             second=tyme['second'],
+                             microsecond=tyme['microsecond'])