code: def get_invalid_import_paths() -> List[str]:
      """Get list of import paths not allowed in Serve config/REST API."""
  
      return [
          # Empty import path
          "",
          # Only a dot
          ".",
          # Only a colon,
          ":",
          # Import path with no dot or colon
          "module_deployment_graph",
          # Import path with empty deployment graph
          "module.",
          "module.submodule.",
          # Import path with no deployment graph
          ".module",
          # Import paths with more than 1 colon
          "module:submodule1:deploymentGraph",
          "module.submodule1:deploymentGraph:",
          "module:submodule1:submodule_2:DeploymentGraph",
          "module.submodule_1:submodule2:deployment_Graph",
          "module.submodule_1:submodule2:sm3.dg",
      ]
  
imports: import copy
  import json
  import logging
  import sys
  from typing import Dict, List, Optional, Union
  import pytest
  from ray import serve
  from ray._private.pydantic_compat import ValidationError
  from ray.serve.config import AutoscalingConfig
  from ray.serve.deployment import deployment_to_schema, schema_to_deployment
  from ray.serve.schema import DeploymentSchema, LoggingConfig, RayActorOptionsSchema, ServeApplicationSchema, ServeDeploySchema, ServeInstanceDetails
  from ray.serve.tests.common.remote_uris import TEST_DEPLOY_GROUP_PINNED_URI, TEST_MODULE_PINNED_URI
  from ray.util.accelerators.accelerators import NVIDIA_TESLA_P4, NVIDIA_TESLA_V100
label_desc: Use image node_id 4 for calling a global function with example usage: get_invalid_import_paths() and returns: list