tests: fix "test-client.py" ignoring missing "NM" module

Fixes: 895908378435 ('tests: skip test in "test-client.py" if the pexepect dependency is not available')
(cherry picked from commit f7e484c8eda484bed8ce98546fc1da6a86d91a26)

1 files changed, 7 insertions, 3 deletions

diff --git a/src/tests/client/test-client.py b/src/tests/client/test-client.py
index 7204987e31..68cc08e86d 100755
--- a/src/tests/client/test-client.py
+++ b/src/tests/client/test-client.py
@@ -117,14 +117,18 @@ import gi
 
 try:
     from gi.repository import GLib
-except ImportError as e:
+except ImportError:
     GLib = None
 
 try:
     gi.require_version("NM", "1.0")
-    from gi.repository import NM
-except ImportError as e:
+except ValueError:
     NM = None
+else:
+    try:
+        from gi.repository import NM
+    except ImportError:
+        NM = None
 
 try:
     import pexpect