def tic():
    global gStartTime
    gStartTime = datetime.utcnow()
    return gStartTime
Test streaming an HDU to an open file object.
dataset/ETHPy150Open dssg/ushine-learning/dssg/util.py/tic--crossover with--dataset/ETHPy150Open spacetelescope/PyFITS/pyfits/tests/test_core.py/TestStreamingFunctions.test_streaming_hdu_write_file