Fixed small mistake in code.

theano/tensor/var.py

@@ -699,7 +699,7 @@ class TensorConstant(_tensor_py_operators, Constant):
                           copy.deepcopy(self.data, memo),
                           copy.deepcopy(self.name, memo))
 
-    def swapaxes(self, axis1, axis2)
+    def swapaxes(self, axis1, axis2):
 	"""Return 'tensor.swapaxes(self, axis1, axis2)
 
 	If a matrix is provided with the right axes, its transpose will be returned.