code: def migrate() -> bool:
      """Migrate IPython configuration to Jupyter"""
      env = {
          "jupyter_data": jupyter_data_dir(),
          "jupyter_config": jupyter_config_dir(),
          "ipython_dir": get_ipython_dir(),
          "profile": str(Path(get_ipython_dir(), "profile_default")),
      }
      migrated = False
      for src_t, dst_t in migrations.items():
          src = src_t.format(**env)
          dst = dst_t.format(**env)
          if Path(src).exists() and migrate_one(src, dst):
              migrated = True
  
      for name in config_migrations:
          if migrate_config(name, env):
              migrated = True
  
      custom_src = custom_src_t.format(**env)
      custom_dst = custom_dst_t.format(**env)
  
      if Path(custom_src).exists() and migrate_static_custom(
          custom_src, custom_dst
      ):
          migrated = True
  
      # write a marker to avoid re-running migration checks
      ensure_dir_exists(env["jupyter_config"])
      with Path.open(
          Path(env["jupyter_config"], "migrated"), "w", encoding="utf-8"
      ) as f:
          f.write(datetime.now(tz=timezone.utc).isoformat())
  
      return migrated
  
imports: from __future__ import annotations
  import os
  import re
  import shutil
  from datetime import datetime, timezone
  from pathlib import Path
  from typing import Any
  from traitlets.config.loader import JSONFileConfigLoader, PyFileConfigLoader
  from traitlets.log import get_logger
  from .application import JupyterApp
  from .paths import jupyter_config_dir, jupyter_data_dir
  from .utils import ensure_dir_exists
label_desc: Use image node_id 7 for calling a global function with example usage: migrate() and returns: migrated