= "3.4" (from awscli->csr_aws_guestshell) Downloading https://files.pythonhosted.org/packages/64/c2/b80047c7ac2478f9501676c988a5411ed5572f35d1beff9cae07d321512c/PyYAML-5.3.1.tar.gz (269kB) 100% |###| 276kB 3.6MB/s Collecting s3transfer<0.4.0,>=0.3....