Allow passing None as uri argument to ldap.initialize() (python-ldap#465)

steffen-kiess · web-flow · commit 7af31254dcb2 · 2025-08-06T12:05:38.000-07:00
OpenLDAP allows passing NULL to ldap_initialize(). In this case the
default URI from ldap.conf will be used. Allow passing None as uri
argument to ldap.initialize().
diff --git a/Doc/reference/ldap.rst b/Doc/reference/ldap.rst
@@ -38,7 +38,8 @@ This module defines the following functions:
    The *uri* parameter may be a comma- or whitespace-separated list of URIs
    containing only the schema, the host, and the port fields. Note that
    when using multiple URIs you cannot determine to which URI your client
-   gets connected.
+   gets connected. If *uri* is :py:const:`None`, the default URIs from
+   ``ldap.conf`` or :py:const:`OPT_URI` global option will be used.
 
    If *fileno* parameter is given then the file descriptor will be used to
    connect to an LDAP server. The *fileno* must either be a socket file
diff --git a/Modules/functions.c b/Modules/functions.c
@@ -12,7 +12,7 @@ l_ldap_initialize(PyObject *unused, PyObject *args)
     int ret;
     PyThreadState *save;
 
-    if (!PyArg_ParseTuple(args, "s:initialize", &uri))
+    if (!PyArg_ParseTuple(args, "z:initialize", &uri))
         return NULL;
 
     save = PyEval_SaveThread();
