from pprint import pprint
from bencode import bdecode, bencode

with open("test.torrent", "rb") as f:
    data = f.read()

raw = bdecode(data, decode=False) # do not decode bytes to str, use this to speedup. default is True
pprint(raw)

assert bencode(raw, bufsize=1000000) == data # customize buffer size(in bytes) to speedup, this reduces call to realloc

from pprint import pprint
from bencode import load, dumps, loads, dumps

with open("test.torrent", "rb") as f:
    data = load(f, decode=False)

pprint(data)

print(dumps(data, bufsize=1000000))