Merge pull request InstaPy#4448 from dmfaria/master

fix issue when verifying mandatory words (issue InstaPy#4444)

Author: timgrossmann

CHANGELOG.md

@@ -23,6 +23,7 @@ _The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - 'Failed to get comments' issue 
 - Threaded session ending with exception `ValueError: signal only works in main thread`
 - `like_image` in dev has this arg
+- Verifying mandatory words when the script can not get post description
 
 
 ## [0.4.3] - 2019-05-15

instapy/comment_util.py

@@ -122,7 +122,7 @@ def verify_commenting(browser, max, min, mand_words, logger):
         return False, disapproval_reason
 
     comments_count, msg = get_comments_count(browser, logger)
-    if not comments_count:
+    if comments_count is None:
         disapproval_reason = "--> Not commenting! {}".format(msg)
         return False, disapproval_reason
 
@@ -168,6 +168,8 @@ def verify_commenting(browser, max, min, mand_words, logger):
                     mand_word.lower() in first_comment for
                     mand_word in mand_words))):
             return False, 'mandantory words not in post desc'
+        if (post_desc is None and first_comment is None):
+            return False, "couldn't get post description and comments"
 
     return True, 'Approval'