.save/100k_sampling.py

import glob, sys, gzip, random, json

dumps = glob.glob("CC-MAIN-*")
for dump in dumps:
	print(dump)
	buckets = glob.glob(f"{dump}/CC-MAIN-*")
	for bucket in buckets:
		bucket = bucket.replace(f"{dump}/", f"{dump}_")
		bucket = bucket.replace("CC-MAIN-", "")
		with gzip.open(f"jsonl/{bucket}.jsonl.gz") as fin:
			count = 0
			for line in fin:
				if random.randint(0, 90) < 3:
					count += 1
					text = json.loads(line)["text"]
					ss = json.dumps({ "text" : text }, ensure_ascii = False)
					print(ss)
					if count == 1000: break