code: def environment_from_config(
      config: Optional[Dict[str, Any]]
  ) -> AbstractEnvironment:
      """Create an environment from a config.
  
      This helper function is used to create an environment from a config. The
      config should have a "type" key that specifies the type of environment to
      create. The remaining keys are passed to the environment's from_config
      method. If the config is None or empty, a LocalEnvironment is returned.
  
      Arguments:
          config (Dict[str, Any]): The config.
  
      Returns:
          Environment: The environment constructed.
      """
      if not config:
          from .environment.local_environment import LocalEnvironment
  
          return (
              LocalEnvironment()
          )  # This is the default, dummy environment.
      env_type = config.get("type")
      if not env_type:
          raise LaunchError(
              "Could not create environment from config. Environment type not specified!"
          )
      if env_type == "local":
          from .environment.local_environment import LocalEnvironment
  
          return LocalEnvironment.from_config(config)
      if env_type == "aws":
          from .environment.aws_environment import AwsEnvironment
  
          return AwsEnvironment.from_config(config)
      if env_type == "gcp":
          from .environment.gcp_environment import GcpEnvironment
  
          return GcpEnvironment.from_config(config)
      if env_type == "azure":
          from .environment.azure_environment import AzureEnvironment
  
          return AzureEnvironment.from_config(config)
      raise LaunchError(
          f"Could not create environment from config. Invalid type: {env_type}"
      )
  
file_path: wandb/wandb/sdk/launch/loader.py
imports: from typing import Any, Dict, Optional
  from wandb.apis.internal import Api
  from wandb.docker import is_docker_installed
  from wandb.sdk.launch.errors import LaunchError
  from .builder.abstract import AbstractBuilder
  from .environment.abstract import AbstractEnvironment
  from .registry.abstract import AbstractRegistry
  from .runner.abstract import AbstractRunner
label_desc: Use image node_id 1 for calling a global function with example usage: environment_from_config(config) and returns: LocalEnvironment, LocalEnvironment, AwsEnvironment, GcpEnvironment, AzureEnvironment