Traceback (most recent call last):
  File "/usr/bin/pypi2pkgbuild.py", line 1477, in <module>
    sys.exit(main())
  File "/usr/bin/pypi2pkgbuild.py", line 1454, in main
    create_package(name, Options(**vars(args), is_dep=False))
  File "/usr/bin/pypi2pkgbuild.py", line 1253, in create_package
    pkg = dispatch_package_builder(name, options)
  File "/usr/bin/pypi2pkgbuild.py", line 1248, in dispatch_package_builder
    return cls(ref, options)
  File "/usr/bin/pypi2pkgbuild.py", line 912, in __init__
    metadata = _get_metadata(
  File "/usr/bin/pypi2pkgbuild.py", line 505, in _get_metadata
    "CFLAGS": get_makepkg_conf()["CFLAGS"],
KeyError: 'CFLAGS'