def buffered_stdout_writer(bufdata, arg):
    tmp = c_char_p(bufdata.contents.dtbda_buffered).value.strip()
    print '  +--> In buffered_stdout_writer: ', tmp
    return 0
In case dtrace_work is given None as filename - this one is called.
dataset/ETHPy150Open tmetsch/python-dtrace/attic/dtrace.py/buffered_stdout_writer