require "numru/advanceddcl"
include NumRu::AdvancedDCL
require "numru/netcdf"
include NumRu
file = NetCDF.open("air.mon.ltm.nc")
air = file.var("air")
lonname = air.dim_names[0]
latname = air.dim_names[1]
levelname = air.dim_names[2]
timename = air.dim_names[3]
lon = file.var(lonname)
lat = file.var(latname)
level = file.var(levelname)
time = file.var(timename)
airval = air.get({"start"=>[48,0,0,0], "end"=>[48,-1,-1,0]})