ngamsGLEAM_Phase_FilterPI.py 文件源码

def getGLEAMPhase(filename):
    """
    copied from ngamsGLEAM_VO_JobPlugin
    """
    fileId = os.path.basename(filename)
    hdrs = pyfits.getheader(filename)
    gleam_phase = 1
    getf_frmfn = 0
    if 'ORIGIN' in hdrs:
        if 'WSClean' in hdrs['ORIGIN']:
            gleam_phase = 2
    else:
        getf_frmfn = 1

    if (getf_frmfn == 1 and fileId.split('_v')[1].split('.')[0] == '2'): # filename pattern is brittle, only use it if no fits header key: ORIGIN
        gleam_phase = 2
    return gleam_phase