Updated to 1.0.6, thanks to @enwar3

Handle empty participant_customizations field

fbchat/__init__.py

@@ -17,7 +17,7 @@ from .client import *
 
 
 __copyright__ = 'Copyright 2015 - {} by Taehoon Kim'.format(datetime.now().year)
-__version__ = '1.0.5'
+__version__ = '1.0.6'
 __license__ = 'BSD'
 __author__ = 'Taehoon Kim; Moreels Pieter-Jan; Mads Marquart'
 __email__ = 'carpedm20@gmail.com'

fbchat/graphql.py

@@ -44,7 +44,7 @@ def get_customization_info(thread):
         rtn['nicknames'] = {}
         for k in info['participant_customizations']:
             rtn['nicknames'][k['participant_id']] = k.get('nickname')
-    else:
+    elif info.get('participant_customizations'):
         _id = thread.get('thread_key', {}).get('other_user_id') or thread.get('id')
         if info['participant_customizations'][0]['participant_id'] == _id:
             rtn['nickname'] = info['participant_customizations'][0]