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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def recvall(sock, size):
 """ Receive data of given size from a socket connection """

    data = b""
    while len(data) < size:
        s = sock.recv(size - len(data))
        data += s
        if not s:
            raise RuntimeError("did not receive data from socket "
                               "(size {}, got only {!r})".format(size, data))
    return data