X-Git-Url: http://git.veekun.com/zzz-pokedex.git/blobdiff_plain/208880f7ade0f42a34f19bbdc4c89e96dea3b6a9..bb30a496f851896b651fdc14ae9a83273efc6451:/pokedex/lookup.py

diff --git a/pokedex/lookup.py b/pokedex/lookup.py
index 774df92..98e69c4 100644
--- a/pokedex/lookup.py
+++ b/pokedex/lookup.py
@@ -296,7 +296,11 @@ class PokedexLookup(object):
             name = name.strip()
 
             prefixes = prefix_chunk.split(',')
-            user_valid_types = [_.strip() for _ in prefixes]
+            user_valid_types = []
+            for prefix in prefixes:
+                prefix = prefix.strip()
+                if prefix:
+                    user_valid_types.append(prefix)
 
         # Merge the valid types together.  Only types that appear in BOTH lists
         # may be used.