code: def get_extension(srcfilename, modname, sources=(), **kwds):
      from cffi._shimmed_dist_utils import Extension
  
      allsources = [srcfilename]
      for src in sources:
          allsources.append(os.path.normpath(src))
      return Extension(name=modname, sources=allsources, **kwds)
  
file_path: catboost/contrib/python/cffi/py3/cffi/ffiplatform.py
imports: import sys, os
  from .error import VerificationError
label_desc: Use image node_id 1 for calling a global function with example usage: get_extension(srcfilename, modname, sources) and returns: Extension