Per #1753, wrap the call to get_fill_value() in a try block in case t…

…he input in a regular numpy array instead of a masked array.

met/data/wrappers/write_tmp_dataplane.py

@@ -38,15 +38,20 @@
     attrs = met_in.attrs
 met_info['attrs'] = attrs
 
+# determine fill value
+try:
+    fill = met_data.get_fill_value()
+except:
+    fill = -9999.
+
 # write NetCDF file
 ds = nc.Dataset(netcdf_filename, 'w')
 
 # create dimensions and variable
 nx, ny = met_in.met_data.shape
 ds.createDimension('x', nx)
 ds.createDimension('y', ny)
-dp = ds.createVariable('met_data', met_in.met_data.dtype, ('x', 'y'),
-                       fill_value=met_in.met_data.get_fill_value())
+dp = ds.createVariable('met_data', met_in.met_data.dtype, ('x', 'y'), fill_value=fill)
 dp[:] = met_in.met_data
 
 # append attributes