Sometimes a SSL Error may be displayed, just ignore it, the program continues to run =)

Usage: main.py [options] arg

• --version - Show program's version number and exit
• -h --help - Show commands.
• -n USERNAME, --byname=USERNAME - Check available username by name.
• -l USERNAMES_LENGTH, --bylen=USERNAMES_LENGTH - Check available username by dictionary with declarated length. Result will be logged to file.