Update pmc_oa.py

pmc_oa.py

@@ -31,7 +31,6 @@ _URLs = {
     "pmc_oa_beta": "https://huggingface.co/datasets/axiong/pmc_oa/resolve/main/pmc_oa_beta.jsonl",
     "pmc_oa": "https://huggingface.co/datasets/axiong/pmc_oa/resolve/main/pmc_oa.jsonl",
 }
-downloaded_files = dl_manager.download_and_extract(_URLs)
 
 
 class PMC_OA_Config(datasets.BuilderConfig):
@@ -92,7 +91,7 @@ class PMC_OA(datasets.GeneratorBasedBuilder):
 
     def _split_generators(self, dl_manager):
         """Returns SplitGenerators."""
-        # downloaded_files = dl_manager.download_and_extract(_URLs)
+        downloaded_files = dl_manager.download_and_extract(_URLs)
         if self.config.name == "pmc_oa_beta":
             return [
                 datasets.SplitGenerator(