code: def create_pool():
      """Create a pool."""
      params = request.get_json(force=True)
      try:
          pool = pool_api.create_pool(**params)
      except AirflowException as err:
          log.error(err)
          response = jsonify(error=f"{err}")
          response.status_code = err.status_code
          return response
      else:
          return jsonify(pool.to_json())
  
imports: from __future__ import annotations
  import logging
  from functools import wraps
  from typing import TYPE_CHECKING, Callable, TypeVar, cast
  from flask import Blueprint, current_app, g, jsonify, request, url_for
  from airflow import models
  from airflow.api.common.experimental import delete_dag, pool, trigger_dag
  from airflow.api.common.experimental.get_code import get_code
  from airflow.api.common.experimental.get_dag_run_state import get_dag_run_state
  from airflow.api.common.experimental.get_dag_runs import get_dag_runs
  from airflow.api.common.experimental.get_lineage import get_lineage
  from airflow.api.common.experimental.get_task import get_task
  from airflow.api.common.experimental.get_task_instance import get_task_instance
  from airflow.exceptions import AirflowException
  from airflow.utils import timezone
  from airflow.utils.docs import get_docs_url
  from airflow.utils.strings import to_boolean
  from airflow.version import version
label_desc: Use image node_id 17 for calling a global function with example usage: create_pool() and returns: jsonify, response