code: def _needs_pickle(
      deployment_language: DeploymentLanguage, is_cross_language: bool
  ):
      """From Serve client API's perspective, decide whether pickling is needed."""
      if (
          deployment_language == DeploymentLanguage.PYTHON
          and not is_cross_language
      ):
          # Python client deploying Python replicas.
          return True
      elif (
          deployment_language == DeploymentLanguage.JAVA
          and is_cross_language
      ):
          # Python client deploying Java replicas,
          # using xlang serialization via cloudpickle.
          return True
      else:
          return False
  
imports: import inspect
  import json
  from typing import Any, Callable, Dict, List, Optional, Set, Tuple, Union
  from google.protobuf.descriptor import FieldDescriptor
  from google.protobuf.message import Message
  from ray import cloudpickle
  from ray._private import ray_option_utils
  from ray._private.pydantic_compat import BaseModel, Field, NonNegativeFloat, NonNegativeInt, PositiveFloat, validator
  from ray._private.serialization import pickle_dumps
  from ray._private.utils import resources_from_ray_options
  from ray.serve._private.constants import DEFAULT_GRACEFUL_SHUTDOWN_TIMEOUT_S, DEFAULT_GRACEFUL_SHUTDOWN_WAIT_LOOP_S, DEFAULT_HEALTH_CHECK_PERIOD_S, DEFAULT_HEALTH_CHECK_TIMEOUT_S, DEFAULT_MAX_CONCURRENT_QUERIES, MAX_REPLICAS_PER_NODE_MAX_VALUE
  from ray.serve._private.utils import DEFAULT, DeploymentOptionUpdateType
  from ray.serve.config import AutoscalingConfig
  from ray.serve.generated.serve_pb2 import AutoscalingConfig
  from ray.serve.generated.serve_pb2 import DeploymentConfig
  from ray.serve.generated.serve_pb2 import DeploymentLanguage
  from ray.serve.generated.serve_pb2 import EncodingType
  from ray.serve.generated.serve_pb2 import LoggingConfig
  from ray.serve.generated.serve_pb2 import ReplicaConfig
  from ray.util.placement_group import VALID_PLACEMENT_GROUP_STRATEGIES
label_desc: Use image node_id 1 for calling a global function with example usage: _needs_pickle(deployment_language, is_cross_language) and returns: True, True, False