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diff --git a/watchful.py b/watchful.py
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+++ b/watchful.py
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+import zstandard
+import os
+import json
+import sys
+from datetime import datetime
+import logging.handlers
+
+
+log = logging.getLogger("bot")
+log.setLevel(logging.DEBUG)
+log.addHandler(logging.StreamHandler())
+
+
+def read_and_decode(reader, chunk_size, max_window_size, previous_chunk=None, bytes_read=0):
+	chunk = reader.read(chunk_size)
+	bytes_read += chunk_size
+	if previous_chunk is not None:
+		chunk = previous_chunk + chunk
+	try:
+		return chunk.decode()
+	except UnicodeDecodeError:
+		if bytes_read > max_window_size:
+			raise UnicodeError(f"Unable to decode frame after reading {bytes_read:,} bytes")
+		log.info(f"Decoding error with {bytes_read:,} bytes, reading another chunk")
+		return read_and_decode(reader, chunk_size, max_window_size, chunk, bytes_read)
+
+
+def read_lines_zst(file_name):
+	with open(file_name, 'rb') as file_handle:
+		buffer = ''
+		reader = zstandard.ZstdDecompressor(max_window_size=2**31).stream_reader(file_handle)
+		while True:
+			chunk = read_and_decode(reader, 2**27, (2**29) * 2)
+
+			if not chunk:
+				break
+			lines = (buffer + chunk).split("\n")
+
+			for line in lines[:-1]:
+				yield line, file_handle.tell()
+
+			buffer = lines[-1]
+
+		reader.close()
+
+def return_redd_objects(path: str) -> list[dict]:
+	file_path = path
+	file_size = os.stat(file_path).st_size
+	file_lines = 0
+	file_bytes_processed = 0
+	created = None
+	# field = "subreddit"
+	# value = "wallstreetbets"
+	bad_lines = 0
+	objects = []
+	authors = {}
+
+	# try:
+	for line, file_bytes_processed in read_lines_zst(file_path):
+		try:
+			obj = json.loads(line)
+			created = datetime.utcfromtimestamp(int(obj['created_utc']))
+			# temp = obj[field] == value
+			objects.append(obj)
+
+		except (KeyError, json.JSONDecodeError) as err:
+			bad_lines += 1
+		file_lines += 1
+	
+		if file_lines % 100000 == 0:
+			log.info(f"{created.strftime('%Y-%m-%d %H:%M:%S')} : {file_lines:,} : {bad_lines:,} : {file_bytes_processed:,}:{(file_bytes_processed / file_size) * 100:.0f}%")
+	log.info(f"Complete : {file_lines:,} : {bad_lines:,}")
+	return objects
+	
+if __name__=="__main__":
+	inpath = sys.argv[1]
+	outpath = sys.argv[2]
+	
+	objs = return_redd_objects(inpath)
+	
+	with open(outpath, 'w') as f:
+		f.write(json.dumps(objs, indent=2))