remove date2num/num2date functions

Author: Jeff Whitaker

netcdftime/netcdftime.py

@@ -896,92 +896,6 @@ def _parse_date(datestring):
         int(groups["hour"]), int(groups["minute"]), int(groups["second"]),\
         tzoffset_mins
 
-
-def date2num(dates, units, calendar='standard'):
-    """
-date2num(dates,units,calendar='standard')
-
-Return numeric time values given datetime objects. The units
-of the numeric time values are described by the L{units} argument
-and the L{calendar} keyword. The datetime objects must
-be in UTC with no time-zone offset.  If there is a
-time-zone offset in C{units}, it will be applied to the
-returned numeric values.
-
-Like the matplotlib C{date2num} function, except that it allows
-for different units and calendars.  Behaves the same if
-C{units = 'days since 0001-01-01 00:00:00'} and
-C{calendar = 'proleptic_gregorian'}.
-
-@param dates: A datetime object or a sequence of datetime objects.
- The datetime objects should not include a time-zone offset.
-
-@param units: a string of the form C{'B{time units} since B{reference time}}'
- describing the time units. B{C{time units}} can be days, hours, minutes
- or seconds.  B{C{reference time}} is the time origin. A valid choice
- would be units=C{'hours since 1800-01-01 00:00:00 -6:00'}.
-
-@param calendar: describes the calendar used in the time calculations.
- All the values currently defined in the U{CF metadata convention
- <http://cf-pcmdi.llnl.gov/documents/cf-conventions/>} are supported.
- Valid calendars C{'standard', 'gregorian', 'proleptic_gregorian'
- 'noleap', '365_day', '360_day', 'julian', 'all_leap', '366_day'}.
- Default is C{'standard'}, which is a mixed Julian/Gregorian calendar.
-
-@return: a numeric time value, or an array of numeric time values.
-
-The maximum resolution of the numeric time values is 1 second.
-    """
-    cdftime = utime(units, calendar=calendar)
-    return cdftime.date2num(dates)
-
-
-def num2date(times, units, calendar='standard'):
-    """
-num2date(times,units,calendar='standard')
-
-Return datetime objects given numeric time values. The units
-of the numeric time values are described by the C{units} argument
-and the C{calendar} keyword. The returned datetime objects represent
-UTC with no time-zone offset, even if the specified
-C{units} contain a time-zone offset.
-
-Like the matplotlib C{num2date} function, except that it allows
-for different units and calendars.  Behaves the same if
-C{units = 'days since 001-01-01 00:00:00'} and
-C{calendar = 'proleptic_gregorian'}.
-
-@param times: numeric time values. Maximum resolution is 1 second.
-
-@param units: a string of the form C{'B{time units} since B{reference time}}'
-describing the time units. B{C{time units}} can be days, hours, minutes
-or seconds.  B{C{reference time}} is the time origin. A valid choice
-would be units=C{'hours since 1800-01-01 00:00:00 -6:00'}.
-
-@param calendar: describes the calendar used in the time calculations.
-All the values currently defined in the U{CF metadata convention
-<http://cf-pcmdi.llnl.gov/documents/cf-conventions/>} are supported.
-Valid calendars C{'standard', 'gregorian', 'proleptic_gregorian'
-'noleap', '365_day', '360_day', 'julian', 'all_leap', '366_day'}.
-Default is C{'standard'}, which is a mixed Julian/Gregorian calendar.
-
-@return: a datetime instance, or an array of datetime instances.
-
-The datetime instances returned are 'real' python datetime
-objects if the date falls in the Gregorian calendar (i.e.
-C{calendar='proleptic_gregorian'}, or C{calendar = 'standard'} or C{'gregorian'}
-and the date is after 1582-10-15). Otherwise, they are 'phony' datetime
-objects which support some but not all the methods of 'real' python
-datetime objects.  This is because the python datetime module cannot
-the uses the C{'proleptic_gregorian'} calendar, even before the switch
-occured from the Julian calendar in 1582. The datetime instances
-do not contain a time-zone offset, even if the specified C{units}
-contains one.
-    """
-    cdftime = utime(units, calendar=calendar)
-    return cdftime.num2date(times)
-
-
 def _check_index(indices, times, nctime, calendar, select):
     """Return True if the time indices given correspond to the given times,
     False otherwise.