def model_id(filename):
"""
"""
from anynetcdf import ncf
rep='no_model'
clogger.debug("opening "+filename)
f=ncf(filename, 'r')
if 'model_id' in dir(f) : rep=f.model_id
f.close()
return(rep)
def model_id(filename):
"""
"""
from anynetcdf import ncf
rep = 'no_model'
clogger.debug("opening " + filename)
f = ncf(filename, 'r')
if 'model_id' in dir(f): rep = f.model_id
f.close()
return (rep)
def dimsOfFile(filename):
"""
returns the list of dimensions of the netcdf file filename
"""
from anynetcdf import ncf
rep = False
clogger.debug("opening " + filename + " for checking the dimensions")
fileobj = ncf(filename)
dims = fileobj.dimensions
if isinstance(dims, dict): dims = dims.keys()
fileobj.close()
return (dims)
def fileHasVar(filename,varname):
"""
returns True if FILENAME has variable VARNAME
"""
from anynetcdf import ncf
rep=False
clogger.debug("opening "+filename+" for checkin if has variable"+varname)
fileobj=ncf(filename)
vars=fileobj.variables
if isinstance(vars,dict ) : vars=vars.keys()
for filevar in vars :
if filevar == varname :
rep=True
break
fileobj.close()
return(rep)
def fileHasVar(filename,varname):
"""
returns True if FILENAME has variable VARNAME
"""
from anynetcdf import ncf
rep=False
clogger.debug("opening "+filename+" for checkin if has variable"+varname)
fileobj=ncf(filename)
vars=fileobj.variables
if isinstance(vars,dict ) : vars=vars.keys()
for filevar in vars :
if filevar == varname :
rep=True
break
fileobj.close()
return(rep)
def timeLimits(filename) :
#
try :
import netcdftime
except :
raise Climaf_Netcdf_Error("Netcdf time handling is yet available only with module netcdftime")
#
from anynetcdf import ncf
f=ncf(filename)
if 'time_bnds' in f.variables :
tim=f.variables['time_bnds']
start=tim[0,0] ; end=tim[-1,1]
ct=netcdftime.utime(tim.units, calendar=tim.calendar)
f.close()
return cperiod(ct.num2date(start),ct.num2date(end))
else:
f.close()
return None
def fileHasDim(filename, dimname):
"""
returns True if FILENAME has dimension dimname
"""
from anynetcdf import ncf
rep = False
clogger.debug("opening " + filename + " for checkin if has dimension " +
dimname)
fileobj = ncf(filename)
dims = fileobj.dimensions
vars = fileobj.variables
if isinstance(dims, dict): dims = dims.keys()
if isinstance(vars, dict): vars = vars.keys()
dims = dims + vars
for filedim in dims:
if filedim == dimname:
rep = True
break
fileobj.close()
return (rep)
def timeLimits(filename) :
#
try :
import netcdftime
except :
raise Climaf_Netcdf_Error("Netcdf time handling is yet available only with module netcdftime")
#
from anynetcdf import ncf
rep=None
f=ncf(filename)
if 'time_bnds' in f.variables :
tim=f.variables['time_bnds']
if 'units' in dir(tim) :
start=tim[0,0] ; end=tim[-1,1]
ct=netcdftime.utime(tim.units, calendar=tim.calendar)
return cperiod(ct.num2date(start),ct.num2date(end))
f.close()
return rep
#raise Climaf_Netcdf_Error("No time bounds in file %s, and no guess method yet developped (TBD)"%filename)
def varsOfFile(filename):
"""
returns the list of non-dimensions variable in NetCDF file FILENAME
"""
from anynetcdf import ncf
lvars = []
fileobj = ncf(filename, 'r')
vars = fileobj.variables
if isinstance(vars, dict): vars = vars.keys()
for filevar in vars:
if ((filevar not in fileobj.dimensions)
and not re.findall("^lat", filevar)
and not re.findall("^lon", filevar)
and not re.findall("^LAT", filevar)
and not re.findall("^LON", filevar)
and not re.findall("nav_lat", filevar)
and not re.findall("nav_lon", filevar)
and not re.findall("^time_", filevar)
and not re.findall("_bnds$", filevar)):
lvars.append(filevar)
fileobj.close()
return (lvars)
def varsOfFile(filename) :
"""
returns the list of non-dimensions variable in NetCDF file FILENAME
"""
from anynetcdf import ncf
lvars=[]
fileobj=ncf(filename, 'r')
vars=fileobj.variables
if isinstance(vars,dict ) : vars=vars.keys()
for filevar in vars :
if ((filevar not in fileobj.dimensions) and
not re.findall("^lat",filevar) and
not re.findall("^lon",filevar) and
not re.findall("^LAT",filevar) and
not re.findall("^LON",filevar) and
not re.findall("nav_lat",filevar) and
not re.findall("nav_lon",filevar) and
not re.findall("^time_",filevar) and
not re.findall("_bnds$",filevar) ):
lvars.append(filevar)
fileobj.close()
return(lvars)
