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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 move_in_64(library, session, space, offset, length, extended=False):
 """Moves an 64-bit block of data from the specified address space and offset to local memory. Corresponds to viMoveIn64* functions of the VISA library. :param library: the visa library wrapped by ctypes. :param session: Unique logical identifier to a session. :param space: Specifies the address space. (Constants.*SPACE*) :param offset: Offset (in bytes) of the address or register from which to read. :param length: Number of elements to transfer, where the data width of the elements to transfer is identical to the source data width. :param extended: Use 64 bits offset independent of the platform. :return: Data read from the bus, return value of the library call. :rtype: list, :class:`pyvisa.constants.StatusCode` """

    buffer_64 = (ViUInt64 * length)()
    if extended:
        ret = library.viMoveIn64Ex(session, space, offset, length, buffer_64)
    else:
        ret = library.viMoveIn64(session, space, offset, length, buffer_64)

    return list(buffer_64), ret