1 files changed, 39 insertions, 0 deletions
diff --git a/gae/webapp/src/utils/datetime_util.py b/gae/webapp/src/utils/datetime_util.py
new file mode 100644
index 0000000..a1cff67
--- /dev/null
+++ b/gae/webapp/src/utils/datetime_util.py
@@ -0,0 +1,39 @@
+#
+# Copyright (C) 2018 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+import logging
+import pytz
+
+
+def GetTimeWithTimezone(dt, timezone="US/Pacific"):
+    """Converts timezone of datetime.datetime() instance.
+
+    Args:
+        dt: datetime.datetime() instance.
+        timezone: a string representing timezone listed in TZ database.
+
+    Returns:
+        datetime.datetime() instance with the given timezone.
+    """
+    if not dt:
+        return None
+    utc_time = dt.replace(tzinfo=pytz.utc)
+    try:
+        converted_time = utc_time.astimezone(pytz.timezone(timezone))
+    except pytz.UnknownTimeZoneError as e:
+        logging.exception(e)
+        converted_time = dt
+    return converted_time