-#----------------------------------------------------------------------\r
-# Copyright (c) 2008 Board of Trustees, Princeton University\r
-#\r
-# Permission is hereby granted, free of charge, to any person obtaining\r
-# a copy of this software and/or hardware specification (the "Work") to\r
-# deal in the Work without restriction, including without limitation the\r
-# rights to use, copy, modify, merge, publish, distribute, sublicense,\r
-# and/or sell copies of the Work, and to permit persons to whom the Work\r
-# is furnished to do so, subject to the following conditions:\r
-#\r
-# The above copyright notice and this permission notice shall be\r
-# included in all copies or substantial portions of the Work.\r
-#\r
-# THE WORK IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS\r
-# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\r
-# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND\r
-# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT\r
-# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,\r
-# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
-# OUT OF OR IN CONNECTION WITH THE WORK OR THE USE OR OTHER DEALINGS\r
-# IN THE WORK.\r
-#----------------------------------------------------------------------\r
-from types import StringTypes\r
-import dateutil.parser\r
-import datetime\r
-import time\r
-\r
-from sfa.util.sfalogging import logger\r
-\r
-DATEFORMAT = "%Y-%m-%dT%H:%M:%SZ"\r
-\r
-def utcparse(input):\r
- """ Translate a string into a time using dateutil.parser.parse but make sure it's in UTC time and strip\r
-the timezone, so that it's compatible with normal datetime.datetime objects.\r
-\r
-For safety this can also handle inputs that are either timestamps, or datetimes\r
-"""\r
- # prepare the input for the checks below by\r
- # casting strings ('1327098335') to ints\r
- if isinstance(input, StringTypes):\r
- try:\r
- input = int(input)\r
- except ValueError:\r
- pass\r
-\r
- if isinstance (input, datetime.datetime):\r
- logger.warn ("argument to utcparse already a datetime - doing nothing")\r
- return input\r
- elif isinstance (input, StringTypes):\r
- t = dateutil.parser.parse(input)\r
- if t.utcoffset() is not None:\r
- t = t.utcoffset() + t.replace(tzinfo=None)\r
- return t\r
- elif isinstance (input, (int,float,long)):\r
- return datetime.datetime.fromtimestamp(input)\r
- else:\r
- logger.error("Unexpected type in utcparse [%s]"%type(input))\r
-\r
-def datetime_to_string(input):\r
- return datetime.datetime.strftime(input, DATEFORMAT)\r
-\r
-def datetime_to_utc(input):\r
- return time.gmtime(datetime_to_epoch(input))\r
-\r
-def datetime_to_epoch(input):\r
- return int(time.mktime(input.timetuple()))\r
+#----------------------------------------------------------------------
+# Copyright (c) 2008 Board of Trustees, Princeton University
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and/or hardware specification (the "Work") to
+# deal in the Work without restriction, including without limitation the
+# rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Work, and to permit persons to whom the Work
+# is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Work.
+#
+# THE WORK IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE WORK OR THE USE OR OTHER DEALINGS
+# IN THE WORK.
+#----------------------------------------------------------------------
+from types import StringTypes
+import dateutil.parser
+import datetime
+import time
+
+from sfa.util.sfalogging import logger
+
+DATEFORMAT = "%Y-%m-%dT%H:%M:%SZ"
+
+def utcparse(input):
+ """ Translate a string into a time using dateutil.parser.parse but make sure it's in UTC time and strip
+the timezone, so that it's compatible with normal datetime.datetime objects.
+
+For safety this can also handle inputs that are either timestamps, or datetimes
+"""
+ # prepare the input for the checks below by
+ # casting strings ('1327098335') to ints
+ if isinstance(input, StringTypes):
+ try:
+ input = int(input)
+ except ValueError:
+ pass
+
+ if isinstance (input, datetime.datetime):
+ logger.warn ("argument to utcparse already a datetime - doing nothing")
+ return input
+ elif isinstance (input, StringTypes):
+ t = dateutil.parser.parse(input)
+ if t.utcoffset() is not None:
+ t = t.utcoffset() + t.replace(tzinfo=None)
+ return t
+ elif isinstance (input, (int,float,long)):
+ return datetime.datetime.fromtimestamp(input)
+ else:
+ logger.error("Unexpected type in utcparse [%s]"%type(input))
+
+def datetime_to_string(input):
+ return datetime.datetime.strftime(input, DATEFORMAT)
+
+def datetime_to_utc(input):
+ return time.gmtime(datetime_to_epoch(input))
+
+def datetime_to_epoch(input):
+ return int(time.mktime(input.timetuple()))