[pypy-commit] pypy PyBuffer: Use .value_from_bytes() in ._getitem_tuple_indexed()

[rlamy]

Author: Ronan Lamy <ronan.l...@gmail.com>
Branch: PyBuffer
Changeset: r91062:3f7d3c653bf9
Date: 2017-04-17 15:52 +0100
http://bitbucket.org/pypy/pypy/changeset/3f7d3c653bf9/

Log:    Use .value_from_bytes() in ._getitem_tuple_indexed()

diff --git a/pypy/objspace/std/memoryobject.py 
b/pypy/objspace/std/memoryobject.py
--- a/pypy/objspace/std/memoryobject.py
+++ b/pypy/objspace/std/memoryobject.py
@@ -9,7 +9,6 @@
 from pypy.interpreter.error import OperationError, oefmt
 from pypy.interpreter.gateway import interp2app
 from pypy.interpreter.typedef import TypeDef, GetSetProperty,  
make_weakref_descr
-from pypy.module.struct.formatiterator import UnpackFormatIterator
 from rpython.rlib.unroll import unrolling_iterable
 from rpython.rlib.objectmodel import always_inline
 
@@ -131,11 +130,9 @@
                     length, ndim)
 
         start = self._start_from_tuple(space, w_index)
-
-        buf = SubBuffer(self.buf.as_binary(), start, view.getitemsize())
-        fmtiter = UnpackFormatIterator(space, buf)
-        fmtiter.interpret(fmt)
-        return fmtiter.result_w[0]
+        itemsize = self.getitemsize()
+        data = view.getbytes(start, start + itemsize, 1, itemsize)
+        return view.value_from_bytes(space, data)
 
     def _decode_index(self, space, w_index, is_slice):
         shape = self.getshape()
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