fix-streaming (#6)

- Use xopen to load files (7e22f871ebd8a49e1e324b9f305b34f74ce2e23a)
- Read rather than readlines (9ec7f28d8a4977f95898001c96c90723c733281c)
- gzip should be able to handle file handler (da5e8efcb1a28c1af16a8ba6da42b9580537610a)

code_clippy_github.py

@@ -20,6 +20,7 @@ import os
 
 
 import datasets
+from datasets.download.streaming_download_manager import xopen
 from huggingface_hub import HfApi, HfFolder
 from datasets.data_files import DataFilesDict
 
@@ -174,30 +175,31 @@ class CodeClippyGithub(datasets.GeneratorBasedBuilder):
     def _generate_examples(self, files):
         key = 0
         for file_idx, file in enumerate(files):
-            with gzip.open(file, "rb") as f:
-                
-                uncompressed_data = f.readlines()
-                
-                for batch_idx, code_base in enumerate(uncompressed_data):
-                    j_dict = json.loads(code_base.decode('utf-8'))
-                   
-                   
-                        
-                    lang = lang_from_name(j_dict['path'])
-                    license = j_dict["license"]
-                    
-                    if self.config.filter_languages and not lang in self.config.languages:
-                        continue
-                    if self.config.filter_licenses and not license in self.config.licenses:
-                        continue
-                    # TODO: Add more features like header comments, filename, and other features useful in a prompt.
-                    yield key, {"code_text": j_dict['content'],
-                                "repo_name": j_dict['repo_name'],
-                                "file_path": j_dict['path'],
-                                "license": license,
-                                "language": lang,
-                                "size": int(j_dict['f0_'])}    
-                    key += 1
+            with xopen(file, "rb") as file:  # download file if in streaming mode
+                with gzip.open(file, "rb") as f:
+
+                    uncompressed_data = f.readlines()
+
+                    for batch_idx, code_base in enumerate(uncompressed_data):
+                        j_dict = json.loads(code_base.decode('utf-8'))
+
+
+
+                        lang = lang_from_name(j_dict['path'])
+                        license = j_dict["license"]
+
+                        if self.config.filter_languages and not lang in self.config.languages:
+                            continue
+                        if self.config.filter_licenses and not license in self.config.licenses:
+                            continue
+                        # TODO: Add more features like header comments, filename, and other features useful in a prompt.
+                        yield key, {"code_text": j_dict['content'],
+                                    "repo_name": j_dict['repo_name'],
+                                    "file_path": j_dict['path'],
+                                    "license": license,
+                                    "language": lang,
+                                    "size": int(j_dict['f0_'])}
+                        key += 1
 
                         
 def lang_from_name(name):