Change default units for NUCAPS H2O to g/kg

pytroll · Mar 22, 2016 · 1956673 · 1956673
1 parent caa66f2
commit 1956673
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diff --git a/etc/readers/nucaps.cfg b/etc/readers/nucaps.cfg
@@ -70,6 +70,8 @@ pressure_based=true
 [file_key:h2o]
 variable_name=H2O
 pressure_based=true
+file_units=g/g
+units=g/kg
 
 [file_key:longitude]
 variable_name=Longitude

diff --git a/satpy/readers/nucaps.py b/satpy/readers/nucaps.py
@@ -209,6 +209,11 @@ def adjust_scaling_factors(self, factors, file_units, output_units):
             factors[::2] = np.where(factors[::2] != -999, factors[::2] * 10000.0, -999)
             factors[1::2] = np.where(factors[1::2] != -999, factors[1::2] * 10000.0, -999)
             return factors
+        elif file_units == "g/g" and output_units == "g/kg":
+            LOG.debug("Adjusting scaling factors to convert '%s' to '%s'", file_units, output_units)
+            factors[::2] = np.where(factors[::2] != -999, factors[::2] * 1000.0, -999)
+            factors[1::2] = np.where(factors[1::2] != -999, factors[1::2] * 1000.0, -999)
+            return factors
         elif file_units == "1" and output_units == "%":
             LOG.debug("Adjusting scaling factors to convert '%s' to '%s'", file_units, output_units)
             factors[::2] = np.where(factors[::2] != -999, factors[::2] * 100.0, -999)