import sys,os
try:
    import cdms2
except:
    print 'This test requires cdms2 for I/O'
    sys.exit()
    
import cmor,numpy

f=cdms2.open(os.path.join(cmor.__path__[0],'..','..','..','..','sample_data/clt.nc'))

pth = os.path.split(os.path.realpath(os.curdir))
if pth[-1]=='Test':
    ipth = opth = '.'
else:
    ipth = opth = 'Test'
cmor.setup(inpath=ipth,
           set_verbosity=cmor.CMOR_NORMAL,
           netcdf_file_action = cmor.CMOR_REPLACE)

cmor.dataset(
    outpath = opth,
    experiment_id = "historical",
    institution = "PCMDI",
    source = "GICCM1 2002",
    calendar = "standard",
    contact="Tim Lincecum",
    institute_id="PCMDI",
    model_id="GICCM1",forcing="Nat",parent_experiment_id="N/A",branch_time=0.)

cmor.load_table("Tables/CMIP5_Amon")

s=f("clt",slice(14))
Saxes = s.getAxisList()

axes=[]
for ax in Saxes[1:]:
    tmp = cmor.axis(ax.id,coord_vals=ax[:],cell_bounds=ax.getBounds(),units=ax.units)
    axes.append(tmp)

#Now creates a dummy HUGE axis for resizing s as really big
factor = 100
nt = s.shape[0]*factor
print 'nt is:',nt
t = numpy.arange(nt)

tmp = cmor.axis('time',coord_vals=t,units=Saxes[0].units,cell_bounds=numpy.arange(nt+1))
axes.insert(0,tmp)
print axes
var_id1 = cmor.variable(s.id,s.units,axes)
## the one with 2 at the end is compressed
var_id2 = cmor.variable(s.id,s.units,axes)
sh=list(s.shape)
sh[0]=nt
s=numpy.resize(s,sh)
#s=numpy.where(numpy.greater(s,100.),100,s)
s=numpy.random.random(s.shape)*100.
print s.shape
cmor.write(var_id1,s)
cmor.close(var_id1)
cmor.write(var_id2,s)

cmor.close()
