suppresses numpy overflow warning while computing fasttext hash

piskvorky · Jan 6, 2017 · 2f37b04 · 2f37b04
1 parent ab07ef9
commit 2f37b04
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/gensim/models/wrappers/fasttext.py b/gensim/models/wrappers/fasttext.py
@@ -344,9 +344,12 @@ def ft_hash(string):
         used in fastText.
 
         """
+        # Runtime warnings for integer overflow are raised, this is expected behaviour. These warnings are suppressed.
+        old_settings = np.seterr(all='ignore')
         h = np.uint32(2166136261)
         for c in string:
             h = h ^ np.uint32(ord(c))
             h = h * np.uint32(16777619)
+        np.seterr(**old_settings)
         return h