cf
AuxiliaryCoordinate.
leap_year
The leap_year CF property.
>>> c.leap_year = 1984 >>> c.leap_year 1984 >>> del c.leap_year
>>> c.setprop('leap_year', 1984) >>> c.getprop('leap_year') 1984 >>> c.delprop('leap_year')
cf.AuxiliaryCoordinate.leap_month
cf.AuxiliaryCoordinate.long_name