code: def configuration(parent_package="", top_path=None):
      from numpy.distutils.misc_util import Configuration
      from scipy._build_utils.system_info import get_info
      from scipy._build_utils import numpy_nodepr_api
  
      config = Configuration("dsolve", parent_package, top_path)
      config.add_data_dir("tests")
  
      lapack_opt = get_info("lapack_opt", notfound_action=2)
      if sys.platform == "win32":
          superlu_defs = [("NO_TIMER", 1)]
      else:
          superlu_defs = []
      superlu_defs.append(("USE_VENDOR_BLAS", 1))
  
      superlu_src = join(dirname(__file__), "SuperLU", "SRC")
  
      sources = sorted(glob.glob(join(superlu_src, "*.c")))
      headers = list(glob.glob(join(superlu_src, "*.h")))
  
      config.add_library(
          "superlu_src",
          sources=sources,
          macros=superlu_defs,
          include_dirs=[superlu_src],
      )
  
      # Extension
      ext_sources = [
          "_superlumodule.c",
          "_superlu_utils.c",
          "_superluobject.c",
      ]
  
      config.add_extension(
          "_superlu",
          sources=ext_sources,
          libraries=["superlu_src"],
          depends=(sources + headers),
          extra_info=lapack_opt,
          **numpy_nodepr_api,
      )
  
      # Add license files
      config.add_data_files("SuperLU/License.txt")
  
      return config
  
imports: from __future__ import division, print_function, absolute_import
  from os.path import join, dirname
  import sys
  import os
  import glob
label_desc: Use image node_id 1 for calling a global function with example usage: configuration(parent_package, top_path) and returns: config