Remove unused _pyjlbase_as_buffer constant

Buffer protocol methods are now handled through PyType_Slot mechanism,
making the old _pyjlbase_as_buffer constant unnecessary.

Author: Christopher Doris

pysrc/juliacall/juliapkg.json

@@ -3,7 +3,9 @@
     "packages": {
         "PythonCall": {
             "uuid": "6099a3de-0909-46bc-b1f4-468b9a2dfc0d",
-            "version": "=0.9.26"
+            "version": "=0.9.26",
+            "path": "../..",
+            "dev": true
         },
         "OpenSSL_jll": {
             "uuid": "458c3c95-2e84-50aa-8efc-19380b2a3a95",

src/JlWrap/C.jl

@@ -277,7 +277,6 @@ const _pyjlbase_deserialize_name = "_jl_deserialize"
 const _pyjlbase_weaklistoffset_name = "__weaklistoffset__"
 const _pyjlbase_methods = Vector{C.PyMethodDef}()
 const _pyjlbase_members = Vector{C.PyMemberDef}()
-const _pyjlbase_as_buffer = fill(C.PyBufferProcs())
 const _pyjlbase_slots = Vector{C.PyType_Slot}()
 const _pyjlbase_spec = fill(C.PyType_Spec())
 
@@ -312,10 +311,6 @@ function init_c()
         ),
         C.PyMethodDef(),
     )
-    _pyjlbase_as_buffer[] = C.PyBufferProcs(
-        get = @cfunction(_pyjl_get_buffer, Cint, (C.PyPtr, Ptr{C.Py_buffer}, Cint)),
-        release = @cfunction(_pyjl_release_buffer, Cvoid, (C.PyPtr, Ptr{C.Py_buffer})),
-    )
 
     # Create members for weakref support
     empty!(_pyjlbase_members)