Reverted changes causing errors

theano/tensor/basic.py

@@ -2354,8 +2354,6 @@ def zeros(shape, dtype=None):
         shape = [shape]
     if dtype is None:
         dtype = config.floatX
-    if isinstance(shape, (list, tuple)) and len(shape) == 0:
-        return constant(0.0, dtype=dtype)
     return alloc(numpy.array(0, dtype=dtype), *shape)
 
 
@@ -2367,8 +2365,6 @@ def ones(shape, dtype=None):
         shape = [shape]
     if dtype is None:
         dtype = config.floatX
-    if isinstance(shape, (list, tuple)) and len(shape) == 0:
-        return constant(1.0, dtype=dtype)
     return alloc(numpy.array(1, dtype=dtype), *shape)