Update api.py

api.py

@@ -14,7 +14,7 @@ pad_id = sp.piece_to_id("<pad>")
 if pad_id == -1: pad_id = 0      
 start_id = sp.piece_to_id("<start>")      
 if start_id == -1: start_id = 1      
-end_id = sp.piece_to_id("< end >")      
+end_id = sp.piece_to_id("<end>")      
 if end_id == -1: end_id = 2      
 unk_id = sp.piece_to_id("<unk>")      
 if unk_id == -1: unk_id = 3