code: def install(self):
          
          other_args = list(requirement_args(self._argv, want_other=True))
          archive_path = join(self._temp_path, self._downloaded_filename())
          # -U so it installs whether pip deems the requirement "satisfied" or
          # not. This is necessary for GitHub-sourced zips, which change without
          # their version numbers changing.
          run_pip(['install'] + other_args + ['--no-deps', '-U', archive_path])
docs: Install the package I represent, without dependencies.
  
          Obey typical pip-install options passed in on the command line.