cosmetics

demos/getting_started_3.py

@@ -22,9 +22,8 @@ if __name__ == '__main__':
     ht = ift.HarmonicTransformOperator(harmonic_space, position_space)
     power_space = A.value.domain[0]
     power_distributor = ift.PowerDistributor(harmonic_space, power_space)
-    position = {}
-    position['xi'] = ift.Field.from_random('normal', harmonic_space)
-    position = ift.MultiField.from_dict(position)
+    position = ift.MultiField.from_dict(
+        {'xi': ift.Field.from_random('normal', harmonic_space)})
 
     xi = ift.Variable(position)['xi']
     Amp = power_distributor(A)
@@ -35,6 +34,7 @@ if __name__ == '__main__':
 
     # apply some nonlinearity
     signal = ift.PointwisePositiveTanh(correlated_field)
+
     # Building the Line of Sight response
     LOS_starts, LOS_ends = get_random_LOS(100)
     R = ift.LOSResponse(position_space, starts=LOS_starts,

nifty5/models/linear_model.py

@@ -44,6 +44,7 @@ class LinearModel(Model):
 
         self._lin_op = lin_op
         self._inp = inp
+        # MR FIXME: what does this do?
         if isinstance(self._lin_op, SelectionOperator):
             self._lin_op = SelectionOperator(self._inp.value.domain,
                                              self._lin_op._key)

nifty5/multi/multi_domain.py

@@ -63,3 +63,9 @@ class MultiDomain(object):
 
     def __ne__(self, x):
         return not self.__eq__(x)
+
+    def __str__(self):
+        res = "MultiDomain:\n"
+        for key, dom  in zip(self._keys, self._domains):
+            res += key+": "+str(dom)+"\n"
+        return res