Update CAS.py

CAS.py

@@ -1,5 +1,6 @@
 import os
 import random
+import requests
 
 import datasets
 import numpy as np
@@ -90,7 +91,7 @@ class StringIndex:
         
         return "is_not_oov" if t in self.vocab_struct[key] else "is_oov"
 
-_VOCAB = StringIndex(vocab=open("./vocabulary_nachos_lowercased.txt","r").read().split("\n"))
+_VOCAB = StringIndex(vocab=requests.get("https://huggingface.co/datasets/BioMedTok/vocabulary_nachos_lowercased/resolve/main/vocabulary_nachos_lowercased.txt").text.split("\n"))
 
 class CAS(datasets.GeneratorBasedBuilder):