bta-proxy/bta_proxy/packets/packet140tileentitydata.py

from .base import Packet
import gzip

class Packet140TileEntityData(Packet, packet_id=140):
    __slots__ = ('size', 'data')
    FIELDS = [
        ('size', 'short'),
        ('data', ('bytes', 'size')),
    ]

    def post_creation(self):
        self.data = gzip.decompress(self.data)