def vcs_command(self, fnames, action): """VCS action (commit, browse)""" try: for path in sorted(fnames): vcs.run_vcs_tool(path, action) except vcs.ActionToolNotFound as error: msg = _("For %s support, please install one of the<br/> " "following tools:<br/><br/> %s")\ % (error.vcsname, ', '.join(error.tools)) QMessageBox.critical(self, _("Error"), _("""<b>Unable to find external program.</b><br><br>%s""") % to_text_string(msg))