chunk dataset script

chunk-dataset.py

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+import json
+import os
+import shutil
+
+def file_exists(file_path):
+    return os.path.isfile(file_path)
+
+def read_jsonl(file_path):
+    data = []
+    with open(file_path, 'r') as f:
+        for line in f:
+            data.append(json.loads(line))
+    return data
+
+if __name__ == "__main__":
+    count = 0
+    chunk_nb = 0
+    data = read_jsonl("./data/metadata.jsonl")
+    os.mkdir("./data/" + f"chunk_{chunk_nb}/")
+    print(len(data))
+    for d in data:
+        # check if file exist
+        if not file_exists("./data/" + d.get("file_name")):
+            print("File not found: " + d.get("file_name"))
+            continue
+        new_path = "./data/" + f"chunk_{chunk_nb}/" + d.get("file_name")
+        shutil.copyfile("./data/" + d.get("file_name"), new_path)
+        # update file name in JSONL recor
+        d["file_name"] = f"./chunk_{chunk_nb}/" + d.get("file_name")
+        count += 1
+        if count >= 10:
+            chunk_nb += 1
+            count = 0
+            os.mkdir("./data/" + f"chunk_{chunk_nb}/")
+        # write to new JSONL file
+        with open("./data/metadata-chunked.jsonl", "a") as f:
+            f.write(json.dumps(d) + "\n")
+        # print(d.get("file_name"))
+    print(len(data))
+    print(count)