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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 cio_tell(cio):
 """Get position in byte stream."""

    OPENJPEG.cio_tell.argtypes = [ctypes.POINTER(CioType)]
    OPENJPEG.cio_tell.restype = ctypes.c_int
    pos = OPENJPEG.cio_tell(cio)
    return pos