commit 9e80ba9e7b5830c91af496cffb04d92cca5750e6
Author: Tanmai Khanna <khanna.tanmai@gmail.com>
Date:   Fri Jul 17 11:47:46 2020 +0530

    add empty wordbound blank class member

diff --git a/streamparser.py b/streamparser.py
index 6ecb896..2a00045 100755
--- a/streamparser.py
+++ b/streamparser.py
@@ -165,6 +165,7 @@ class LexicalUnit:
             self.wordbound_blank = split_form[0] + "]]"
             self.wordform = split_form[1]
         else:
+            self.wordbound_blank = ""
             self.wordform = cohort[0]
 
         readings = cohort[1:]