Tiny documentation fix: two or three elements.

theano/tensor/nnet/abstract_conv.py

@@ -51,11 +51,11 @@ def get_conv_output_shape(image_shape, kernel_shape,
         or numeric). If it is a string, it must be 'valid', 'half' or 'full'.
         If it is a tuple, its two (or three) elements respectively correspond
         to the padding on height and width (and possibly depth) axis.
-    subsample: tuple of int (symbolic or numeric). Its or three elements
+    subsample: tuple of int (symbolic or numeric). Its two or three elements
         espectively correspond to the subsampling on height and width (and
         possibly depth) axis.
-    filter_dilation: tuple of int (symbolic or numeric). Its two elements
-        correspond respectively to the dilation on height and width axis.
+    filter_dilation: tuple of int (symbolic or numeric). Its two or three
+        elements correspond respectively to the dilation on height and width axis.
 
     Returns
     -------
@@ -270,8 +270,9 @@ def get_conv_gradinputs_shape(kernel_shape, top_shape,
     subsample: tuple of int (symbolic or numeric). Its two or three elements
         respectively correspond to the subsampling on height and width (and
         possibly depth) axis.
-    filter_dilation: tuple of int (symbolic or numeric). Its two elements
-        correspond respectively to the dilation on height and width axis.
+    filter_dilation: tuple of int (symbolic or numeric). Its two or three
+        elements correspond respectively to the dilation on height and
+        width axis.
 
     Returns
     -------
@@ -382,8 +383,9 @@ def check_conv_gradinputs_shape(image_shape, kernel_shape, output_shape,
     subsample: tuple of int (symbolic or numeric). Its two or three elements
         respectively correspond to the subsampling on height and width (and
         possibly depth) axis.
-    filter_dilation: tuple of int (symbolic or numeric). Its two elements
-        correspond respectively to the dilation on height and width axis.
+    filter_dilation: tuple of int (symbolic or numeric). Its two or three
+        elements correspond respectively to the dilation on height and
+        width axis.
 
     Returns
     -------