def _is_valid(self, *args, **kwargs):
try:
from netCDF4 import Dataset
filename = args[0]
with Dataset(filename) as f:
f.variables['connect1']
return True
except:
pass
def _is_valid(self, *args, **kwargs):
warn_netcdf(args[0])
try:
from netCDF4 import Dataset
filename = args[0]
# We use keepweakref here to avoid holding onto the file handle
# which can interfere with other is_valid calls.
with Dataset(filename, keepweakref=True) as f:
f.variables['connect1']
return True
except Exception: pass
