"""Do X and Y.""" from packaging import logger from packaging.command.cmd import Command class x(Command): # Brief (40-50 characters) description of the command description = "" # List of option tuples: long name, short name (None if no short # name), and help string. user_options = [ ('', '', # long option, short option (one letter) or None ""), # help text ] def initialize_options(self): self. = None self. = None self. = None def finalize_options(self): if self.x is None: self.x = ... def run(self): ... logger.info(...) if not self.dry_run: ... self.execute(..., dry_run=self.dry_run)