Index: Modules/_gdbmmodule.c
===================================================================
--- Modules/_gdbmmodule.c	(révision 83194)
+++ Modules/_gdbmmodule.c	(copie de travail)
@@ -441,12 +441,14 @@
 static PyObject *
 dbmopen(PyObject *self, PyObject *args)
 {
-    char *name;
+    PyObject *name;
     char *flags = "r";
     int iflags;
     int mode = 0666;
+    PyObject *obj;
 
-    if (!PyArg_ParseTuple(args, "s|si:open", &name, &flags, &mode))
+    if (!PyArg_ParseTuple(args, "O&|si:open",
+        PyUnicode_FSConverter, &name, &flags, &mode))
         return NULL;
     switch (flags[0]) {
     case 'r':
@@ -464,6 +466,7 @@
     default:
         PyErr_SetString(DbmError,
                         "First flag must be one of 'r', 'w', 'c' or 'n'");
+        Py_DECREF(name);
         return NULL;
     }
     for (flags++; *flags != '\0'; flags++) {
@@ -492,7 +495,9 @@
         }
     }
 
-    return newdbmobject(name, iflags, mode);
+    obj = newdbmobject(PyBytes_AS_STRING(name), iflags, mode);
+    Py_DECREF(name);
+    return obj;
 }
 
 static char dbmmodule_open_flags[] = "rwcn"
Index: Modules/_dbmmodule.c
===================================================================
--- Modules/_dbmmodule.c	(révision 83194)
+++ Modules/_dbmmodule.c	(copie de travail)
@@ -364,12 +364,14 @@
 static PyObject *
 dbmopen(PyObject *self, PyObject *args)
 {
-    char *name;
+    PyObject *name;
     char *flags = "r";
     int iflags;
     int mode = 0666;
+    PyObject *obj;
 
-    if ( !PyArg_ParseTuple(args, "s|si:open", &name, &flags, &mode) )
+    if (!PyArg_ParseTuple(args, "s|si:open",
+        PyUnicode_FSConverter, &name, &flags, &mode))
         return NULL;
     if ( strcmp(flags, "r") == 0 )
         iflags = O_RDONLY;
@@ -384,9 +386,12 @@
     else {
         PyErr_SetString(DbmError,
                         "arg 2 to open should be 'r', 'w', 'c', or 'n'");
+        Py_DECREF(name);
         return NULL;
     }
-    return newdbmobject(name, iflags, mode);
+    obj = newdbmobject(PyBytes_AS_STRING(name), iflags, mode);
+    Py_DECREF(name);
+    return obj;
 }
 
 static PyMethodDef dbmmodule_methods[] = {