Python: Bugfixes.

* python/libmu_py/mailbox.c (api_mailbox_append_message): Bugfix.
* python/libmu_py/header.c (api_header_get_value_n): New function.
* python/mailutils/header.py (Header.get_value_n): New method.
* python/mailutils/mailbox.py (Mailbox.__str__): New method.
* python/mailutils/message.py (Message.__str__): Likewise.

@@ -123,6 +123,21 @@ api_header_get_value (PyObject *self, PyObject *args)
 }
 
 static PyObject *
+api_header_get_value_n (PyObject *self, PyObject *args)
+{
+  int status, n;
+  char *name;
+  const char *value = NULL;
+  PyHeader *py_hdr;
+
+  if (!PyArg_ParseTuple (args, "O!si", &PyHeaderType, &py_hdr, &name, &n))
+    return NULL;
+
+  status = mu_header_sget_value_n (py_hdr->hdr, name, n, &value);
+  return status_object (status, PyString_FromString (value ? value : ""));
+}
+
+static PyObject *
 api_header_set_value (PyObject *self, PyObject *args)
 {
   int status, replace = 1;
@@ -191,6 +206,9 @@ static PyMethodDef methods[] = {
   { "get_value", (PyCFunction) api_header_get_value, METH_VARARGS,
     "Retrieve header field value." },
 
+  { "get_value_n", (PyCFunction) api_header_get_value_n, METH_VARARGS,
+    "Retrieve Nth header field value." },
+
   { "set_value", (PyCFunction) api_header_set_value, METH_VARARGS,
     "Set header field value." },
 

@@ -241,7 +241,7 @@ api_mailbox_append_message (PyObject *self, PyObject *args)
     }
 
   status = mu_mailbox_append_message (py_mbox->mbox, py_msg->msg);
-  return status_object (status, PyInt_FromLong (status));
+  return _ro (PyInt_FromLong (status));
 }
 
 static PyObject *

@@ -96,6 +96,17 @@ class Header:
             raise HeaderError (status)
         return value
 
+    def get_value_n (self, name, n = 1, default = None):
+        status, value = header.get_value_n (self.hdr, name, n)
+        if status == MU_ERR_NOENT:
+            if default != None:
+                return default
+            else:
+                raise KeyError (name)
+        elif status:
+            raise HeaderError (status)
+        return value
+
     def set_value (self, name, value, replace = True):
         status = header.set_value (self.hdr, name, value, replace)
         if status:

@@ -184,6 +184,8 @@ class MailboxBase:
     def __len__ (self):
         return self.messages_count ()
 
+    def __str__ (self):
+        return '<Mailbox %s (%d)>' % (self.get_url (), self.messages_count ())
 
 class Mailbox (MailboxBase):
     __owner = False

@@ -43,6 +43,16 @@ class Message:
             message.destroy (self.msg)
         del self.msg
 
+    def __str__ (self):
+        try:
+            env = self.get_envelope ()
+            envelope = '%s %s' % (env.get_sender ().strip (),
+                                  env.get_date ().strip ())
+        except MessageError:
+            envelope = 'UNKNOWN'
+        return '<Message "%s" %d %d>' % (envelope, self.get_lines (),
+                                         self.get_size ())
+
     def __getattr__ (self, name):
         if name == 'header':
             return self.get_header ()