tests class have textsignature bufferedreaderraw buffersizedefaultbuffersizennn create a new buffered reader using the given readable raw io object tests class have __text_signature__ bufferedreader raw buffer_size default_buffer_size n n n create a new buffered reader using the given readable raw io object
from __future__ import annotations

DEFAULT_BUFFER_SIZE = 8192

class BufferedReader(object):
    
    pass