=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Fetching Mailer-0.1.8.tar.gz
=> Total size: 108980 bytes
=> Checksum SHA1 OK for Mailer-0.1.8.tar.gz
=> Checksum RMD160 OK for Mailer-0.1.8.tar.gz
=> Checksum SHA512 OK for Mailer-0.1.8.tar.gz