def __init__(self, btm):
self.btm = btm
self.metainfo = btm.metainfo
self.connectionManager = btm.connectionManager
self.btfiles = BTFileManager(btm)
self.bitfield = self.btfiles.bitfieldHave
metainfo = self.metainfo
self.piece_length = metainfo.piece_length
self.pieces_size = metainfo.pieces_size
self.pieces_hash = metainfo.pieces_hash
self.buffer = {}
self.bfNeed = self.btfiles.bitfieldNeed
self.pieceDownload = {} # [idx]: [todo], [doing], [done]
self.pieceTodo = {}
self.pieceDoing = {}
self.pieceDone = {}
