class_docstr: RedisTimeSeries Commands.
class_docstr_tok: ["RedisTimeSeries","Commands","."]
docstr: Append EMPTY property to params.
docstr_tok: ["Append","EMPTY","property","to","params","."]
code: def _append_empty(params: List[str], empty: Optional[bool]):
      """Append EMPTY property to params."""
      if empty:
          params.append("EMPTY")
  
imports: from typing import Dict, List, Optional, Tuple, Union
  from redis.exceptions import DataError
  from redis.typing import KeyT, Number
label_desc: Use image node_id 35 for calling the TimeSeriesCommands obj's underlying member method code with example usage: obj._append_empty(params, empty) without return types