=> Bootstrap dependency digest>=20010302: found digest-20160304
=> Fetching pyparsing-2.1.8.tar.gz
=> Total size: 1222883 bytes
ftp: Error retrieving file `404 Not Found'
fetch: Unable to fetch expected file pyparsing-2.1.8.tar.gz
=> Checksum SHA1 OK for pyparsing-2.1.8.tar.gz
=> Checksum RMD160 OK for pyparsing-2.1.8.tar.gz
=> Checksum SHA512 OK for pyparsing-2.1.8.tar.gz