updated for version 7.3.422

Problem:    Python 3 does not have __members__.
Solution:   Add "name" and "number" in another way. (lilydjwg)

src/if_py_both.h

@@ -1479,6 +1479,9 @@ static struct PyMethodDef BufferMethods[] = {
     {"append",	    BufferAppend,	1,	    "Append data to Vim buffer" },
     {"mark",	    BufferMark,		1,	    "Return (row,col) representing position of named mark" },
     {"range",	    BufferRange,	1,	    "Return a range object which represents the part of the given buffer between line numbers s and e" },
+#if PY_VERSION_HEX >= 0x03000000
+    {"__dir__",	    BufferDir,		4,	    "List its attributes" },
+#endif
     { NULL,	    NULL,		0,	    NULL }
 };
 

src/if_python3.c

@@ -468,6 +468,7 @@ get_py3_exceptions()
 static PyObject *BufferNew (buf_T *);
 static PyObject *WindowNew(win_T *);
 static PyObject *LineToString(const char *);
+static PyObject *BufferDir(PyObject *, PyObject *);
 
 static PyTypeObject RangeType;
 
@@ -961,12 +962,17 @@ BufferGetattro(PyObject *self, PyObject*nameobj)
 	return Py_BuildValue("s", this->buf->b_ffname);
     else if (strcmp(name, "number") == 0)
 	return Py_BuildValue("n", this->buf->b_fnum);
-    else if (strcmp(name,"__members__") == 0)
-	return Py_BuildValue("[ss]", "name", "number");
     else
 	return PyObject_GenericGetAttr(self, nameobj);
 }
 
+    static PyObject *
+BufferDir(PyObject *self UNUSED, PyObject *args UNUSED)
+{
+    return Py_BuildValue("[sssss]", "name", "number",
+						   "append", "mark", "range");
+}
+
     static PyObject *
 BufferRepr(PyObject *self)
 {

src/version.c

@@ -714,6 +714,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    422,
 /**/
     421,
 /**/