Corrected bugs. Set Shape check_input to false.

theano/compile/ops.py

@@ -213,7 +213,7 @@ class Shape(gof.Op):
     # the output variable is %(oname)s.
     c_code_and_version = {}
 
-    check_input = True
+    check_input = False
 
     def __hash__(self):
         return hash(type(self))

theano/gof/cc.py

@@ -341,10 +341,10 @@ def get_c_extract(r, name, sub):
 def get_c_extract_out(r, name, sub):
     """Wrapper around c_extract_out that initializes py_name from storage."""
     if r.owner:
-        c_extract = r.type.c_extract(name, sub,
+        c_extract = r.type.c_extract_out(name, sub,
                     getattr(r.owner.op, 'check_input', True))
     else:
-        c_extract = r.type.c_extract(name, sub, True)
+        c_extract = r.type.c_extract_out(name, sub, True)
 
     pre = """
     py_%(name)s = PyList_GET_ITEM(storage_%(name)s, 0);

theano/gof/type.py

@@ -137,7 +137,7 @@ class CLinkerType(CLinkerObject):
         """
         raise MethodNotDefined("c_extract", type(self), self.__class__.__name__)
 
-    def c_extract_out(self, name, sub):
+    def c_extract_out(self, name, sub, check_input=True):
         """Optional: C code to extract a PyObject * instance.
 
         Unlike c_extract, c_extract_out has to accept Py_None,
@@ -155,7 +155,7 @@ class CLinkerType(CLinkerObject):
         """ % dict(
                 name=name,
                 c_init_code=self.c_init(name, sub),
-                c_extract_code=self.c_extract(name, sub))
+                c_extract_code=self.c_extract(name, sub, check_input))
 
     def c_cleanup(self, name, sub):
         """Optional: Return c code to clean up after `c_extract`.

theano/tensor/type.py

@@ -494,7 +494,7 @@ class TensorType(Type):
         else:
             check = """
             type_num_%(name)s = PyArray_TYPE((PyArrayObject*) py_%(name)s);
-            """
+            """ % dict(sub, name=name, type_num=self.dtype_specs()[2])
         return check + """
         %(name)s = (PyArrayObject*)(py_%(name)s);
         Py_XINCREF(%(name)s);