Fix the blas ops for real this time ...

theano/sandbox/gpuarray/blas.py

 import os.path
 
-from theano import Apply, config
+from theano import Apply, config, Op
 
 from theano.compile import optdb
 from theano.gof import LocalOptGroup
 from theano.tensor.basic import as_tensor_variable
 from theano.tensor.opt import in2out
 
-from .basic_ops import HideC, as_gpuarray_variable, infer_context_name
+from .basic_ops import as_gpuarray_variable, infer_context_name
 
 from .opt_util import inplace_allocempty
 
@@ -19,7 +19,7 @@ except ImportError as e:
     pass
 
 
-class BlasOp(HideC):
+class BlasOp(Op):
     def c_headers(self):
         return ['<blas_api.h>', '<numpy_compat.h>', '<gpuarray_helper.h>']
 
@@ -31,6 +31,8 @@ class BlasOp(HideC):
 
 
 class GpuGemv(BlasOp):
+    __props__ = ('inplace',)
+
     def __init__(self, inplace=False):
         self.inplace = inplace
         if self.inplace:
@@ -107,6 +109,7 @@ gpugemv_inplace = GpuGemv(inplace=True)
 
 
 class GpuGemm(BlasOp):
+    __props__ = ('inplace',)
     _f16_ok = True
 
     def __init__(self, inplace=False):
@@ -185,6 +188,8 @@ gpugemm_inplace = GpuGemm(inplace=True)
 
 
 class GpuGer(BlasOp):
+    __props__ = ('inplace',)
+
     def __init__(self, inplace=False):
         self.inplace = inplace
         if self.inplace:
@@ -256,6 +261,8 @@ gpuger_inplace = GpuGer(inplace=True)
 
 
 class GpuDot22(BlasOp):
+    __props__ = ()
+
     def make_node(self, x, y):
         ctx_name = infer_context_name(x, y)
         x = as_gpuarray_variable(x, ctx_name)