Perform type check of _PARAM_SYMBOL and ELEM_SYMBOL entries to correctly handle bytes and str cases (fitsio and astropy.fits appear to have different behavior in reading these)
Perform type check of _PARAM_SYMBOL and ELEM_SYMBOL entries to correctly handle bytes and str cases (fitsio and astropy.fits appear to have different behavior in reading these)

Co-authored-by: Henry Leung <b8c2b735a9ac4148746a9402d50634f20c253ab3@gmail.com>

jobovy/apogee