class_docstr: Serve parameters for a single process.
class_docstr_tok: ["Serve","parameters","for","a","single","process","."]
code: def has_param(self, model_id: int, name: str) -> bool:
      return (model_id, name) in self._params
  
file_path: thinc/thinc/backends/_param_server.py
imports: from typing import Any, Dict, Optional, Tuple
  from ..types import FloatsXd
  from ..util import get_array_module
label_desc: Use image node_id 4 for calling the ParamServer obj's underlying member method code with example usage: obj.has_param(model_id, name) and returns: unknown