def METHOD_NAME(*args, **kwargs):
    f = netcdf_file(*args, **kwargs)
    f.history = 'Created for a test'
    f.createDimension('time', N_EG_ELS)
    time = f.createVariable('time', VARTYPE_EG, ('time',))
    time[:] = np.arange(N_EG_ELS)
    time.units = 'days since 2008-01-01'
    f.flush()
    yield f
    f.close()