genotypename:    example.ped
snpname:         example.pedsnp # or example.map, either works 
indivname:       example.pedind # or example.ped, either works
outputformat:    EIGENSTRAT
genotypeoutname: example.eigenstratgeno
snpoutname:      example.snp
indivoutname:    example.ind
familynames:     NO
