def _run_cmd_line_code(self):
        """Run code or file specified at the command-line"""
        if self.code_to_run:
            line = self.code_to_run
            try:
                self.log.info("Running code given at command line (c=): %s" %
                              line)
                self.shell.run_cell(line, store_history=False)
            except:
                self.log.warn("Error in executing line in user namespace: %s" %
                              line)
                self.shell.showtraceback()

        # Like Python itself, ignore the second if the first of these is present
        elif self.file_to_run:
            fname = self.file_to_run
            try:
                self._exec_file(fname)
            except:
                self.log.warn("Error in executing file in user namespace: %s" %
                              fname)
                self.shell.showtraceback()
Run code or file specified at the command-line