def round_arr_teff_luminosity(arr):
arr['<STR_LIT>'] = np.around(arr['<STR_LIT>'], -<NUM_LIT:1>)<EOL>arr['<STR_LIT>'] = np.around(arr['<STR_LIT>'], <NUM_LIT:3>)<EOL>return arr<EOL>
Return the numpy array with rounded teff and luminosity columns.