Remove unused function from prolog.util

1 files changed, 0 insertions, 9 deletions

diff --git a/prolog/util.py b/prolog/util.py
index e9c1811..83a3ade 100644
--- a/prolog/util.py
+++ b/prolog/util.py
@@ -54,15 +54,6 @@ def stringify(tokens):
         return str(t)
     return ''.join(map(token_str, tokens))
 
-# Yield the sequence of rules in [code].
-def split(code):
-    tokens = tokenize(code)
-    start = 0
-    for idx, token in enumerate(tokens):
-        if token.type == 'PERIOD' and idx - start > 1:
-            yield stringify(tokens[start:idx])
-            start = idx + 1
-
 # Lex [code] into tokens with rule indexes and stop markers.
 def annotate(code):
     rule = 0