From: Yehuda Sadeh <yehuda@redhat.com>
Date: Tue, 25 May 2021 21:54:11 +0000 (-0700)
Subject: pybind/argparse: handle None sequence
X-Git-Tag: v17.1.0~340^2~10
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=f64754a89894fa40f34570c15dd1cd2afcbfdbfa;p=ceph.git

pybind/argparse: handle None sequence

Signed-off-by: Yehuda Sadeh <yehuda@redhat.com>
---

diff --git a/src/pybind/ceph_argparse.py b/src/pybind/ceph_argparse.py
index d24b8f8daa49..b4aace3dfb80 100644
--- a/src/pybind/ceph_argparse.py
+++ b/src/pybind/ceph_argparse.py
@@ -218,6 +218,8 @@ class CephArgtype(object):
         orig_type = get_origin(tp)
         type_args = get_args(tp)
         if orig_type in (abc.Sequence, Sequence, List, list):
+            if v is None:
+                return None
             return [CephArgtype.cast_to(type_args[0], e) for e in v]
         elif orig_type is Tuple:
             return tuple(CephArgtype.cast_to(type_args[0], e) for e in v)