Minor typo fixes

theano/tensor/elemwise.py

@@ -1332,7 +1332,7 @@ class CAReduceDtype(CAReduce):
         :param scalar_op: a binary scalar op with only one output.
                      It must be commutative and associative.
 
-        :axis:  - the dimension along which we want to reduce
+        :param axis: - the dimension along which we want to reduce
                      - list of dimensions that we want to reduce
                      - if None, all dimensions are reduced
 
@@ -1360,7 +1360,7 @@ class CAReduceDtype(CAReduce):
     def _output_dtype(self, idtype):
         dtype = self.dtype
         if dtype is None:
-            # If input has an discrete dtype, upcast it to 64
+            # If input has a discrete dtype, upcast it to 64
             return dict(
                     int8='int64',
                     int16='int64',