'Run lines of code in IPythonApp.exec_lines in the user\'s namespace.'

def _run_exec_lines(self):

    if (not self.exec_lines):
        return
    try:
        self.log.debug('Running    code    from    IPythonApp.exec_lines...')
        for line in self.exec_lines:
            try:
                self.log.info(('Running    code    in    user    namespace:    %s' % line))
                self.shell.run_cell(line, store_history=False)
            except:
                self.log.warning(('Error    in    executing    line    in    user    namespace:    %s' % line))
                self.shell.showtraceback()
    except:
        self.log.warning('Unknown    error    in    handling    IPythonApp.exec_lines:')
        self.shell.showtraceback()
