entries must always have at least one element

sebastinas · sebastinas · commit ee6afe1728f7 · 2016-12-21T01:34:25.000+01:00
Signed-off-by: Sebastian Ramacher &lt;sebastian+dev@ramacher.at&gt;
diff --git a/bpython/history.py b/bpython/history.py
@@ -185,7 +185,7 @@ def load_from(self, fd):
         entries = []
         for line in fd:
             self.append_to(entries, line)
-        return entries
+        return entries if len(entries) else ['']
 
     def save(self, filename, encoding, lines=0):
         fd = os.open(filename, os.O_WRONLY | os.O_CREAT | os.TRUNC,
