- update to 1.5.10: * use black formatter. * use argparse instead of deprecated optparse. * use pytest instead of unittest. * add ability to run tests in parallel with make test- parallel. * PermissionError may occur on Windows when binding ports from a pre-configured PASV range. OBS-URL: https://build.opensuse.org/request/show/1198052 OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/python-pyftpdlib?expand=0&rev=22