code: def get_entry(user, identifier=None, cmd=None):
      '''
      Return the specified entry from user's crontab.
      identifier will be used if specified, otherwise will lookup cmd
      Either identifier or cmd should be specified.
  
      user:
          User's crontab to query
  
      identifier:
          Search for line with identifier
  
      cmd:
          Search for cron line with cmd
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' cron.identifier_exists root identifier=task1
      '''
      cron_entries = list_tab(user).get('crons', False)
      for cron_entry in cron_entries:
          if identifier and cron_entry.get('identifier') == identifier:
              return cron_entry
          elif cmd and cron_entry.get('cmd') == cmd:
              return cron_entry
      return Falsf get_entry(user, identifier=None, cmd=None):
      '''
      Return the specified entry from user's crontab.
      identifier will be used if specified, otherwise will lookup cmd
      Either identifier or cmd should be specified.
  
      user:
          User's crontab to query
  
      identifier:
          Search for line with identifier
  
      cmd:
          Search for cron line with cmd
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' cron.identifier_exists root identifier=task1
      '''
      cron_entries = list_tab(user).get('crons', False)
      for cron_entry in cron_entries:
          if identifier and cron_entry.get('identifier') == identifier:
              return cron_entry
          elif cmd and cron_entry.get('cmd') == cmd:
              return cron_entry
      return False
docs: Return the specified entry from user's crontab.
      identifier will be used if specified, otherwise will lookup cmd
      Either identifier or cmd should be specified.
  
      user:
          User's crontab to query
  
      identifier:
          Search for line with identifier
  
      cmd:
          Search for cron line with cmd
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' cron.identifier_exists root identifier=task1