ec2-describe-keypairs -K ~/.ec2/mnemis/pk-XXX.pem -C ~/.ec2/mnemis/cert-XXX.pem --region "eu-west-1"
KEYPAIR mykey  05:fd:39:a6:18:ce:cf:6e:01:11:93:b0:5e:a5:ae:d6:39:dd:f8:1f
KEYPAIR testpoolparty   71:a3:51:8e:73:5f:d4:25:9f:43:15:01:ce:7b:44:ef:ae:01:de:bc