code: def removeprefix(string: str, prefix: str) -> str:
      """Remove a prefix from a string.
  
      Backport of `str.removeprefix` for Python < 3.9
      """
      if string.startswith(prefix):
          return string[len(prefix) :]
      return string
  
imports: from __future__ import annotations
  import os
  import re
  import inspect
  import functools
  from typing import Any, Tuple, Mapping, TypeVar, Callable, Iterable, Sequence, cast, overload
  from pathlib import Path
  from typing_extensions import TypeGuard
  import sniffio
  from .._types import Headers, NotGiven, FileTypes, NotGivenOr, HeadersLike
  from .._compat import parse_date, parse_datetime
label_desc: Use image node_id 27 for calling a global function with example usage: removeprefix(string, prefix) and returns: string, string