Update c4_200m.py

c4_200m.py

@@ -25,11 +25,10 @@ import datasets
 # TODO: Add BibTeX citation
 # Find for instance the citation on arxiv or on the dataset repo/website
 _CITATION = """\
-@InProceedings{huggingface:dataset,
-title = {A great new dataset},
-author={huggingface, Inc.
-},
-year={2020}
+@InProceedings{huggingface:c4_200m_dataset,
+title = {c4_200m},
+author={Li Liwei},
+year={2021}
 }
 """
 
@@ -84,7 +83,7 @@ class C4200M(datasets.GeneratorBasedBuilder):
             for line in s:
                 yield line.replace('\0', ' ')
 
-        path = filepath + "/*.tsv*"
+        path = os.path.join(filepath, "/*.tsv*")
         for filename in glob.glob(path):
             with open(filename, encoding="utf-8") as f:
                 reader = csv.reader(fix_nulls(f), delimiter="\t", quoting=csv.QUOTE_NONE)