code: def configuration(parent_package="", top_path=None):
      from numpy.distutils.misc_util import Configuration, get_mathlibs
  
      config = Configuration("random", parent_package, top_path)
  
      def generate_libraries(ext, build_dir):
          config_cmd = config.get_config_cmd()
          libs = get_mathlibs()
          if sys.platform == "win32":
              libs.extend(["Advapi32", "Kernel32"])
          ext.libraries.extend(libs)
          return None
  
      # enable unix large file support on 32 bit systems
      # (64 bit off_t, lseek -> lseek64 etc.)
      if sys.platform[:3] == "aix":
          defs = [("_LARGE_FILES", None)]
      else:
          defs = [
              ("_FILE_OFFSET_BITS", "64"),
              ("_LARGEFILE_SOURCE", "1"),
              ("_LARGEFILE64_SOURCE", "1"),
          ]
  
      defs.append(("NPY_NO_DEPRECATED_API", 0))
      config.add_subpackage("tests")
      config.add_data_dir("tests/data")
      config.add_data_dir("_examples")
  
      EXTRA_LINK_ARGS = []
      EXTRA_LIBRARIES = ["npyrandom"]
      if os.name != "nt":
          # Math lib
          EXTRA_LIBRARIES.append("m")
      # Some bit generators exclude GCC inlining
      EXTRA_COMPILE_ARGS = ["-U__GNUC_GNU_INLINE__"]
  
      if sys.platform == "cygwin":
          # Export symbols without __declspec(dllexport) for using by cython.
          # Using __declspec(dllexport) does not export other necessary symbols
          # in Cygwin package's Cython environment, making it impossible to
          # import modules.
          EXTRA_LINK_ARGS += ["-Wl,--export-all-symbols"]
  
      # Use legacy integer variable sizes
      LEGACY_DEFS = [("NP_RANDOM_LEGACY", "1")]
      PCG64_DEFS = []
      # One can force emulated 128-bit arithmetic if one wants.
      # PCG64_DEFS += [('PCG_FORCE_EMULATED_128BIT_MATH', '1')]
      depends = [
          "__init__.pxd",
          "c_distributions.pxd",
          "bit_generator.pxd",
      ]
  
      # npyrandom - a library like npymath
      npyrandom_sources = [
          "src/distributions/logfactorial.c",
          "src/distributions/distributions.c",
          "src/distributions/random_mvhg_count.c",
          "src/distributions/random_mvhg_marginals.c",
          "src/distributions/random_hypergeometric.c",
      ]
  
      def lib_opts(build_cmd):
          """Add flags that depend on the compiler.
  
          We can't see which compiler we are using in our scope, because we have
          not initialized the distutils build command, so use this deferred
          calculation to run when we are building the library.
          """
          opts = lib_opts_if_msvc(build_cmd)
          if build_cmd.compiler.compiler_type != "msvc":
              # Some bit generators require c99
              opts.append("-std=c99")
          return opts
  
      config.add_installed_library(
          "npyrandom",
          sources=npyrandom_sources,
          install_dir="lib",
          build_info={
              "include_dirs": [],  # empty list required for creating npyrandom.h
              "extra_compiler_args": [lib_opts],
          },
      )
  
      for gen in ["mt19937"]:
          # gen.pyx, src/gen/gen.c, src/gen/gen-jump.c
          config.add_extension(
              f"_{gen}",
              sources=[
                  f"_{gen}.c",
                  f"src/{gen}/{gen}.c",
                  f"src/{gen}/{gen}-jump.c",
              ],
              include_dirs=[".", "src", join("src", gen)],
              libraries=EXTRA_LIBRARIES,
              extra_compile_args=EXTRA_COMPILE_ARGS,
              extra_link_args=EXTRA_LINK_ARGS,
              depends=depends + [f"_{gen}.pyx"],
              define_macros=defs,
          )
      for gen in ["philox", "pcg64", "sfc64"]:
          # gen.pyx, src/gen/gen.c
          _defs = defs + PCG64_DEFS if gen == "pcg64" else defs
          config.add_extension(
              f"_{gen}",
              sources=[f"_{gen}.c", f"src/{gen}/{gen}.c"],
              include_dirs=[".", "src", join("src", gen)],
              libraries=EXTRA_LIBRARIES,
              extra_compile_args=EXTRA_COMPILE_ARGS,
              extra_link_args=EXTRA_LINK_ARGS,
              depends=depends
              + [
                  f"_{gen}.pyx",
                  "bit_generator.pyx",
                  "bit_generator.pxd",
              ],
              define_macros=_defs,
          )
      for gen in ["_common", "bit_generator"]:
          # gen.pyx
          config.add_extension(
              gen,
              sources=[f"{gen}.c"],
              libraries=EXTRA_LIBRARIES,
              extra_compile_args=EXTRA_COMPILE_ARGS,
              extra_link_args=EXTRA_LINK_ARGS,
              include_dirs=[".", "src"],
              depends=depends
              + [
                  f"{gen}.pyx",
                  f"{gen}.pxd",
              ],
              define_macros=defs,
          )
          config.add_data_files(f"{gen}.pxd")
      for gen in ["_generator", "_bounded_integers"]:
          # gen.pyx, src/distributions/distributions.c
          config.add_extension(
              gen,
              sources=[f"{gen}.c"],
              libraries=EXTRA_LIBRARIES + ["npymath"],
              extra_compile_args=EXTRA_COMPILE_ARGS,
              include_dirs=[".", "src"],
              extra_link_args=EXTRA_LINK_ARGS,
              depends=depends + [f"{gen}.pyx"],
              define_macros=defs,
          )
      config.add_data_files("_bounded_integers.pxd")
      mtrand_libs = ["m", "npymath"] if os.name != "nt" else ["npymath"]
      config.add_extension(
          "mtrand",
          sources=[
              "mtrand.c",
              "src/legacy/legacy-distributions.c",
              "src/distributions/distributions.c",
          ],
          include_dirs=[".", "src", "src/legacy"],
          libraries=mtrand_libs,
          extra_compile_args=EXTRA_COMPILE_ARGS,
          extra_link_args=EXTRA_LINK_ARGS,
          depends=depends + ["mtrand.pyx"],
          define_macros=defs + LEGACY_DEFS,
      )
      config.add_data_files(*depends)
      config.add_data_files("*.pyi")
      return config
  
imports: import os
  import sys
  from os.path import join
  from numpy.distutils.system_info import platform_bits
  from numpy.distutils.msvccompiler import lib_opts_if_msvc
label_desc: Use image node_id 1 for calling a global function with example usage: configuration(parent_package, top_path) and returns: config, None, opts