class_docstr: A class containing the commands specific to redis sentinel. This class is
  to be used as a mixin.
class_docstr_tok: ["A","class","containing","the","commands","specific","to","redis","sentinel",".","This","class","is","to","be","used","as","a","mixin","."]
docstr: Returns a dictionary containing the specified masters state.
docstr_tok: ["Returns","a","dictionary","containing","the","specified","masters","state","."]
code: def sentinel_master(self, service_name):
      """Returns a dictionary containing the specified masters state."""
      return self.execute_command("SENTINEL MASTER", service_name)
  
file_path: redis-py/redis/commands/sentinel.py
imports: import warnings
label_desc: Use image node_id 3 for calling the SentinelCommands obj's underlying member method code with example usage: obj.sentinel_master(service_name) and returns: self