From 03a5a6d295ceb2fd83df7ded4d4fb03db65e145f Mon Sep 17 00:00:00 2001
From: "Salvador E. Tropea" <salvador@inti.gob.ar>
Date: Thu, 4 Feb 2021 11:13:40 -0300
Subject: [PATCH] Fixed exception when a plug-in class doesn't have a
 docstring.

---
 kibot/config_reader.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/kibot/config_reader.py b/kibot/config_reader.py
index 99ca3279..bcce50ae 100644
--- a/kibot/config_reader.py
+++ b/kibot/config_reader.py
@@ -211,6 +211,8 @@ class CfgYamlReader(object):
 
 def trim(docstring):
     """ PEP 257 recommended trim for __doc__ """
+    if docstring is None:
+        return []
     # Convert tabs to spaces (following the normal Python rules)
     # and split into a list of lines:
     lines = docstring.expandtabs().splitlines()
@@ -278,7 +280,7 @@ def print_output_options(name, cl, indent):
 def print_one_out_help(details, n, o):
     lines = trim(o.__doc__)
     if len(lines) == 0:
-        lines = ['Undocumented', 'No description']  # pragma: no cover (Internal)
+        lines = ['Undocumented', 'No description']
     if details:
         print('* '+lines[0])
         print('  * Type: `{}`'.format(n))