sdss_flagexist

pydl.pydlutils.sdss.sdss_flagexist(flagname, bitname, flagexist=False, whichexist=False)

Check for the existence of flags.

Parameters:

flagname : str

The name of a bitmask group. Not case-sensitive.

bitname : str or list

The name(s) of the specific bitmask(s) within the flagname group.

flagexist : bool, optional

If flagexist is True, return a tuple with the second component indicating whether the binary flag named flagname exists, even if bitname is wrong.

whichexist : bool, optional

If whichexist is True, return a list containing existence test results for each individual flag.

Returns:

bool or tuple()

A boolean value or a tuple of bool.