Use [:mintap] instead of [:-n_tap_done], to make it use the same was as other…

theano/scan_module/scan_op.py

@@ -1587,9 +1587,11 @@ class Scan(PureOp):
             # fct add and we want to keep it for all Scan op.  This is
             # used in T_Scan.test_grad_multiple_outs_taps to test
             # that.
-            for x in self.outer_mitsot_outs(outs):
-                if hasattr(x[::-1][:inputs[0]].tag, 'test_value'):
-                    assert (x[::-1][:inputs[0]].tag.test_value.shape[0] ==
+            for taps, x in zip(self.mitsot_taps(),
+                               self.outer_mitsot_outs(outs)):
+                mintap = numpy.min(taps)
+                if hasattr(x[::-1][:mintap], 'test_value'):
+                    assert (x[::-1][:mintap].tag.test_value.shape[0] ==
                             inputs[0].tag.test_value)
             for x in self.outer_sitsot_outs(outs):
                 if hasattr(x[::-1][:-1].tag, 'test_value'):
@@ -1599,8 +1601,9 @@ class Scan(PureOp):
                 if hasattr(x[::-1].tag, 'test_value'):
                     assert (x[::-1].tag.test_value.shape[0] ==
                             inputs[0].tag.test_value)
-        outer_inp_seqs += [x[::-1][:inputs[0]]
-                           for x in self.outer_mitsot_outs(outs)]
+        outer_inp_seqs += [x[::-1][:numpy.min(taps)]
+                           for taps, x in zip(self.mitsot_taps(),
+                                              self.outer_mitsot_outs(outs))]
         outer_inp_seqs += [x[::-1][:-1] for x in self.outer_sitsot_outs(outs)]
         outer_inp_seqs += [x[::-1] for x in self.outer_nitsot_outs(outs)]