code: def wait_for(
      predicate: Callable[[], Tuple[bool, T]],
      timeout: int = 60,
      interval: float = 0.1,
  ) -> T:
      """
      Wait for the predicate to return (Done, ReturnValue) while
      checking for a timeout. without preempting the predicate.
      """
  
      start = time.time()
      done = False
      while not done:
          if time.time() - start > timeout:
              raise TimeoutError("timed out waiting for predicate")
          done, rv = predicate()
          time.sleep(interval)
      return rv
  
imports: import datetime
  import functools
  import io
  import json
  import os
  import pathlib
  import platform
  import random
  import re
  import sys
  import time
  import warnings
  from typing import IO, Any, Callable, Dict, Iterator, Optional, Sequence, Tuple, TypeVar, Union, cast, no_type_check, overload
  import urllib3
  from determined.common import yaml
label_desc: Use image node_id 19 for calling a global function with example usage: wait_for(predicate, timeout, interval) and returns: rv