(guix download)

             (guix build-system python)

             (guix build-system pyproject)

             ((guix licenses) #:prefix license:)

             ((gnu packages engineering) #:prefix guix:)

             (gnu packages image-processing)

             (gnu packages python)

             (gnu packages python-build)

             (gnu packages python-xyz)

             (cogd packages python-xyz))

(define-public bcnc

  (package

    (name "bcnc")

    (version "0.9.15")

    (source

     (origin

       (method url-fetch)

       (uri (pypi-uri "bCNC" version))

       (sha256

        (base32 "1wsz5ppgncn992znj9wpkvjkf87m93zb2pdzlas53nnj2j4pz9vw"))

       ;; Comment out opencv-python which cannot be detected because

       ;; the opencv python library lacks necessary metadata files.

       ;; https://github.com/opencv/opencv-python/issues/944

       (modules '((guix build utils)))

       (snippet '(substitute* "setup.py"

                   (("\"opencv-python.*" line)

                    (string-append "# " line))

                   (("\\+.*" line)

                    (string-append "# " line))))))

    (build-system pyproject-build-system)

    ;; Tests require pyautogui which is not packaged yet.

    (arguments

     (list

      #:tests? #f))

    (native-inputs (list python-setuptools python-wheel))

    (inputs (list `(,python "tk")))

    (propagated-inputs (list opencv

                             python-numpy

                             python-pillow

                             python-pyserial

                             python-shxparser

                             python-svgelements))

    (home-page "https://github.com/vlachoudis/bCNC")

    (synopsis "Swiss army knife for all your CNC/g-code needs")

    (description

     "GrblHAL CNC command sender, autoleveler, g-code editor, digitizer, CAM

and swiss army knife for all your CNC needs.  The sender is robust and

fast able to work nicely with old or slow hardware.")

    (license (list license:gpl2+ license:bsd-3 license:expat))))