misc: Tidy up leftovers

Author: EdCaunt

devito/ir/clusters/cluster.py

@@ -304,13 +304,12 @@ def dtype(self):
         """
         dtypes = set()
         for i in self.exprs:
-            # try:
-            if np.issubdtype(i.dtype, np.generic):
-                dtypes.add(i.dtype)
-            # except TypeError:
-            #     print(i, type(i), i.dtype, np.issubdtype(i.dtype, np.generic))
-            #     # E.g. `i.dtype` is a ctypes pointer, which has no dtype equivalent
-            #     pass
+            try:
+                if np.issubdtype(i.dtype, np.generic):
+                    dtypes.add(i.dtype)
+            except TypeError:
+                # E.g. `i.dtype` is a ctypes pointer, which has no dtype equivalent
+                pass
 
         return infer_dtype(dtypes)
 

devito/ir/equations/equation.py

@@ -48,10 +48,7 @@ def directions(self):
 
     @property
     def dtype(self):
-        try:
-            return infer_dtype({self.lhs.dtype, self.rhs.dtype} - {None})
-        except AttributeError:
-            return self.lhs.dtype
+        return self.lhs.dtype
 
     @property
     def state(self):