Packing ExtType and some cleanup

msgpack/_unpacker.pyx

@@ -16,6 +16,7 @@ from msgpack.exceptions import (
         UnpackValueError,
         ExtraData,
         )
+from msgpack import ExtType
 
 
 cdef extern from "unpack.h":
@@ -24,7 +25,7 @@ cdef extern from "unpack.h":
         PyObject* object_hook
         bint has_pairs_hook # call object_hook with k-v pairs
         PyObject* list_hook
-        PyObject* ext_type_hook
+        PyObject* ext_hook
         char *encoding
         char *unicode_errors
 
@@ -43,8 +44,8 @@ cdef extern from "unpack.h":
     object unpack_data(unpack_context* ctx)
 
 cdef inline init_ctx(unpack_context *ctx,
-                     object object_hook, object object_pairs_hook, object list_hook,
-                     object ext_type_hook,
+                     object object_hook, object object_pairs_hook,
+                     object list_hook, object ext_hook,
                      bint use_list, char* encoding, char* unicode_errors):
     unpack_init(ctx)
     ctx.user.use_list = use_list
@@ -71,10 +72,10 @@ cdef inline init_ctx(unpack_context *ctx,
             raise TypeError("list_hook must be a callable.")
         ctx.user.list_hook = <PyObject*>list_hook
 
-    if ext_type_hook is not None:
-        if not PyCallable_Check(ext_type_hook):
-            raise TypeError("ext_type_hook must be a callable.")
-        ctx.user.ext_type_hook = <PyObject*>ext_type_hook
+    if ext_hook is not None:
+        if not PyCallable_Check(ext_hook):
+            raise TypeError("ext_hook must be a callable.")
+        ctx.user.ext_hook = <PyObject*>ext_hook
 
     ctx.user.encoding = encoding
     ctx.user.unicode_errors = unicode_errors
@@ -84,8 +85,7 @@ def default_read_extended_type(typecode, data):
 
 def unpackb(object packed, object object_hook=None, object list_hook=None,
             bint use_list=1, encoding=None, unicode_errors="strict",
-            object_pairs_hook=None,
-            ):
+            object_pairs_hook=None, ext_hook=ExtType):
     """
     Unpack packed_bytes to object. Returns an unpacked object.
 
@@ -114,8 +114,8 @@ def unpackb(object packed, object object_hook=None, object list_hook=None,
             unicode_errors = unicode_errors.encode('ascii')
         cerr = PyBytes_AsString(unicode_errors)
 
-    init_ctx(&ctx, object_hook, object_pairs_hook, list_hook, default_read_extended_type,
-              use_list, cenc, cerr)
+    init_ctx(&ctx, object_hook, object_pairs_hook, list_hook, ext_hook,
+             use_list, cenc, cerr)
     ret = unpack_construct(&ctx, buf, buf_len, &off)
     if ret == 1:
         obj = unpack_data(&ctx)
@@ -220,7 +220,7 @@ cdef class Unpacker(object):
     def __init__(self, file_like=None, Py_ssize_t read_size=0, bint use_list=1,
                  object object_hook=None, object object_pairs_hook=None, object list_hook=None,
                  str encoding=None, str unicode_errors='strict', int max_buffer_size=0,
-                 ):
+                 object ext_hook=ExtType):
         cdef char *cenc=NULL, *cerr=NULL
 
         self.file_like = file_like
@@ -257,10 +257,8 @@ cdef class Unpacker(object):
                 self.unicode_errors = unicode_errors
             cerr = PyBytes_AsString(self.unicode_errors)
 
-        ext_type_hook = self.read_extended_type
-        Py_INCREF(ext_type_hook)
         init_ctx(&self.ctx, object_hook, object_pairs_hook, list_hook,
-                  ext_type_hook, use_list, cenc, cerr)
+                 ext_hook, use_list, cenc, cerr)
 
     def feed(self, object next_bytes):
         """Append `next_bytes` to internal buffer."""
@@ -370,24 +368,6 @@ cdef class Unpacker(object):
         """
         return self._unpack(unpack_construct, write_bytes)
 
-    def unpack_one(self, object write_bytes=None):
-        """
-        unpack one object
-
-        If write_bytes is not None, it will be called with parts of the raw
-        message as it is unpacked.
-
-        Raises `UnpackValueError` if there are no more bytes to unpack.
-        Raises ``ExtraData`` if there are still bytes left after the unpacking.
-        """
-        try:
-            result = self.unpack()
-        except OutOfData:
-            raise UnpackValueError("Data is not enough")
-        if self.buf_head < self.buf_tail:
-            raise ExtraData(result, self.buf[self.buf_head:])
-        return result
-
     def skip(self, object write_bytes=None):
         """
         read and ignore one object, returning None
@@ -415,9 +395,6 @@ cdef class Unpacker(object):
         """
         return self._unpack(read_map_header, write_bytes)
 
-    def read_extended_type(self, typecode, data):
-        return default_read_extended_type(typecode, data)
-
     def __iter__(self):
         return self