CLI Installation Issue

We are currently fixing an issue impacting the PF9 CLI on Ubuntu 16 and CentOS7
[Update] - to resolve this issue please install Python 3.6 and rerun the CLI installation

ubuntu@ubuntu-16-test:~$ bash <(curl -sL http://pf9.io/get_cli)
SUDO Requirements: The CLI requires SUDO privileges to operate correctly. Confirm your user has SUDO privileges (yes/no): yes
Validating and installing package dependencies
Python Version Selected: python3
Initializing Virtual Environment using Python 3
Traceback (most recent call last):
 File "/home/ubuntu/pf9/get_pip.py", line 24226, in <module>
  main()
 File "/home/ubuntu/pf9/get_pip.py", line 199, in main
  bootstrap(tmpdir=tmpdir)
 File "/home/ubuntu/pf9/get_pip.py", line 82, in bootstrap
  from pip._internal.cli.main import main as pip_entry_point
 File "<frozen importlib._bootstrap>", line 969, in _find_and_load
 File "<frozen importlib._bootstrap>", line 954, in _find_and_load_unlocked
 File "<frozen importlib._bootstrap>", line 896, in _find_spec
 File "<frozen importlib._bootstrap_external>", line 1139, in find_spec
 File "<frozen importlib._bootstrap_external>", line 1115, in _get_spec
 File "<frozen importlib._bootstrap_external>", line 1096, in _legacy_get_spec
 File "<frozen importlib._bootstrap>", line 444, in spec_from_loader
 File "<frozen importlib._bootstrap_external>", line 533, in spec_from_file_location
 File "/tmp/tmp03wmj_8b/pip.zip/pip/_internal/cli/main.py", line 60
  sys.stderr.write(f"ERROR: {exc}")
                  ^
SyntaxError: invalid syntax
ASSERT: Please install the 'virtualenv' module using 'pip install virtualenv'
Installation failed, Here are the last 10 lines from the log
The full installation log is available at /home/ubuntu/pf9/log/cli_install.log
If more information is needed re-run the install with --debug
DEBUGGING: 23:28:51 : 63 : Virtualenv: /home/ubuntu/pf9/pf9-venv doesn't not exist, Configuring.
DEBUGGING: 23:28:51 : 63 : Checking Python3: /usr/bin/python3
DEBUGGING: 23:28:51 : 63 : Python Version Selected: python3
DEBUGGING: 23:28:51 : 63 : Initializing Virtual Environment using Python 3
DEBUGGING: 23:28:51 : 63 : Validating pip
DEBUGGING: 23:28:51 : 63 : ERROR: missing package: pip (attempting to install using get-pip.py)
DEBUGGING: 23:28:52 : 63 : ERROR: failed to install package: pip (attempting to install via 'sudo get-pip.py')
DEBUGGING: 23:28:52 : 63 : ERROR: missing python package: virtualenv (attempting to install via 'pip install virtualenv')
DEBUGGING: 23:28:52 : 63 : ERROR: failed to install python package (attempting to install via 'sudo pip install virtualenv')
DEBUGGING: 23:28:52 : 63 : ASSERT: Please install the 'virtualenv' module using 'pip install virtualenv'