This is a change needed to support pexpect 3 and up

sagemath · Nov 5, 2015 · ab1f775 · ab1f775
1 parent 01f0dba
commit ab1f775
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sagenb/interfaces/expect.py b/sagenb/interfaces/expect.py
@@ -277,7 +277,7 @@ def output_status(self):
         if self._expect is None:
             self._is_computing = False
         else:
-            self._so_far += self._expect.before
+            self._so_far = self._expect.before
 
         import re
         v = re.findall('START%s.*%s'%(self._number,self._prompt), self._so_far, re.DOTALL)