class_docstr: Writes a single pyi file
class_docstr_tok: ["Writes","a","single","pyi","file"]
code: def write_grpc_stub_methods(
      self,
      service: d.ServiceDescriptorProto,
      scl_prefix: SourceCodeLocation,
  ) -> None:
      wl = self._write_line
      methods = [
          (i, m)
          for i, m in enumerate(service.method)
          if m.name not in PYTHON_RESERVED
      ]
      if not methods:
          wl("...")
          wl("")
      for i, method in methods:
          scl = scl_prefix + [
              d.ServiceDescriptorProto.METHOD_FIELD_NUMBER,
              i,
          ]
  
          wl("{}: {}[", method.name, self._callable_type(method))
          with self._indent():
              wl("{},", self._input_type(method, False))
              wl("{},", self._output_type(method, False))
          wl("]")
          self._write_comments(scl)
  
imports: from __future__ import annotations
  import sys
  from collections import defaultdict
  from contextlib import contextmanager
  from typing import Any, Callable, Dict, Iterable, Iterator, List, Optional, Set, Sequence, Tuple
  import google.protobuf.descriptor_pb2
  from google.protobuf.compiler import plugin_pb2
  from google.protobuf.internal.containers import RepeatedCompositeFieldContainer
  from google.protobuf.internal.well_known_types import WKTBASES
  from .None import extensions_pb2
label_desc: Use image node_id 24 for calling the PkgWriter obj's underlying member method code with example usage: obj.write_grpc_stub_methods(service, scl_prefix) without return types