code: def _inline_key(orig_code, arg_sigs, language_level):
      key = (
          orig_code,
          arg_sigs,
          sys.version_info,
          sys.executable,
          language_level,
          Cython.__version__,
      )
      return hashlib.sha1(_unicode(key).encode("utf-8")).hexdigest()
  
imports: from __future__ import absolute_import
  import hashlib
  import inspect
  import os
  import re
  import sys
  from distutils.core import Distribution, Extension
  from distutils.command.build_ext import build_ext
  import Cython
  from ..Compiler.Main import Context, default_options
  from ..Compiler.Visitor import CythonTransform, EnvTransform
  from ..Compiler.ParseTreeTransforms import SkipDeclarations
  from ..Compiler.TreeFragment import parse_from_strings
  from ..Compiler.StringEncoding import _unicode
  from .Dependencies import strip_string_literals, cythonize, cached_function
  from ..Compiler import Pipeline
  from ..Utils import get_cython_cache_dir
  import cython
label_desc: Use image node_id 7 for calling a global function with example usage: _inline_key(orig_code, arg_sigs, language_level) and returns: hashlib