code: def secret_spec_from_dict(secret_spec_dict, role):
      if "type" not in secret_spec_dict:
          secrets_backend_type = get_default_secrets_backend_type()
      else:
          secrets_backend_type = secret_spec_dict["type"]
          if not isinstance(secrets_backend_type, str):
              raise MetaflowException(
                  "Bad @secrets specification - 'type' must be a string - found %s"
                  % type(secrets_backend_type)
              )
      secret_id = secret_spec_dict.get("id")
      if not isinstance(secret_id, str):
          raise MetaflowException(
              "Bad @secrets specification - 'id' must be a string - found %s"
              % type(secret_id)
          )
      options = secret_spec_dict.get("options", {})
      if not isinstance(options, dict):
          raise MetaflowException(
              "Bad @secrets specification - 'option' must be a dict - found %s"
              % type(options)
          )
      role_for_source = secret_spec_dict.get("role", None)
      if role_for_source is not None:
          if not isinstance(role_for_source, str):
              raise MetaflowException(
                  "Bad @secrets specification - 'role' must be a str - found %s"
                  % type(role_for_source)
              )
          role = role_for_source
      return SecretSpec(
          secrets_backend_type,
          secret_id=secret_id,
          options=options,
          role=role,
      )
  
imports: import os
  import re
  from metaflow.exception import MetaflowException
  from metaflow.decorators import StepDecorator
  from metaflow.metaflow_config import DEFAULT_SECRETS_ROLE
  from metaflow.unbounded_foreach import UBF_CONTROL
  from typing import Any, Dict, List, Union
label_desc: Use image node_id 9 for calling the SecretSpec obj's underlying member method code with example usage: obj.secret_spec_from_dict(secret_spec_dict, role) and returns: SecretSpec