Thanks to Trundle for this bugfix relating to tab-completion when there are no

bob@rabbi · bob@rabbi · commit e49f3f715ed1 · 2009-05-10T20:32:08.000+01:00
suggestions available.
diff --git a/bpython/cli.py b/bpython/cli.py
@@ -1344,7 +1344,9 @@ def strbase(self, l):
         """Probably not the best way of doing it but this function returns
         a common base string in a list of strings (for tab completion)."""
 
-        if len(l) == 1:
+        if not l:
+            return ''
+        elif len(l) == 1:
             return l[0]
 
         sl = sorted(l, key=str.__len__)
