* gnu/packages/jupyter.scm (repo2docker): Update to 2021.08.0. [arguments]: Disable Sphinx warnings, set PYTHONPATH, and refer to THIS-PACKAGE instead of the "name" variable directly. [native-inputs]: Add PYTHON-ENTRYPOINTS.
		
			
				
	
	
		
			551 lines
		
	
	
	
		
			21 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
			
		
		
	
	
			551 lines
		
	
	
	
		
			21 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2019 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2021 Ricardo Wurmus <rekado@elephly.net>
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;;; Copyright © 2021 Hugo Lecomte <hugo.lecomte@inria.fr>
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;;; Copyright © 2022 Marius Bakke <marius@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu packages jupyter)
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  #:use-module ((guix licenses) #:prefix license:)
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  #:use-module (guix packages)
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						|
  #:use-module (guix download)
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						|
  #:use-module (guix git-download)
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						|
  #:use-module (guix build-system cmake)
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						|
  #:use-module (guix build-system python)
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  #:use-module (gnu packages bash)
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						|
  #:use-module (gnu packages check)
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						|
  #:use-module (gnu packages cpp)
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						|
  #:use-module (gnu packages linux)
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						|
  #:use-module (gnu packages monitoring)
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						|
  #:use-module (gnu packages networking)
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						|
  #:use-module (gnu packages pkg-config)
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						|
  #:use-module (gnu packages python)
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						|
  #:use-module (gnu packages python-build)
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						|
  #:use-module (gnu packages python-check)
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						|
  #:use-module (gnu packages python-crypto)
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						|
  #:use-module (gnu packages python-xyz)
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						|
  #:use-module (gnu packages python-web)
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						|
  #:use-module (gnu packages rdf)
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						|
  #:use-module (gnu packages time)
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						|
  #:use-module (gnu packages xml)
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						|
  #:use-module (gnu packages tls)
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						|
  #:use-module (gnu packages sphinx)
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						|
  #:use-module (gnu packages serialization)
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						|
  #:use-module (gnu packages docker))
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(define-public python-jupyter-protocol
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  (package
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    (name "python-jupyter-protocol")
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    (version "0.1.1")
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    (source (origin
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              (method url-fetch)
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              (uri (pypi-uri "jupyter_protocol" version))
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              (sha256
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               (base32
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                "1bk3as5yw9y5nmq6l15nr46aby34phmvsx9kxgqnm5pd5q2b5h57"))))
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						|
    (build-system python-build-system)
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						|
    (propagated-inputs
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     (list python-dateutil python-jupyter-core python-pyzmq
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           python-traitlets))
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						|
    (native-inputs
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     (list python-ipykernel python-ipython python-mock python-pytest))
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    (home-page "https://jupyter.org")
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						|
    (synopsis "Jupyter protocol implementation")
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						|
    (description
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     "This Python library is an experimental implementation of the
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@uref{https://jupyter-client.readthedocs.io/en/latest/messaging.html, Jupyter
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protocol} to be used by both clients and kernels.")
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    (license license:bsd-3)
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    (properties '((upstream-name . "jupyter_protocol")))))
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(define-public python-jupyter-kernel-mgmt
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  (package
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    (name "python-jupyter-kernel-mgmt")
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    (version "0.4.0")
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    (source (origin
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              (method url-fetch)
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              (uri (pypi-uri "jupyter_kernel_mgmt" version))
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              (sha256
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               (base32
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                "0i7a78dn89ca8h0a42giyxwcmk6y4wrdr7q8h2ax9vybb84c795q"))))
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						|
    (build-system python-build-system)
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						|
    (propagated-inputs
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						|
     (list python-dateutil
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           python-entrypoints
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           python-jupyter-core
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           python-jupyter-protocol
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           python-pyzmq
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           python-traitlets))
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    (native-inputs
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     (list python-ipykernel python-ipython python-mock python-pytest))
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    (home-page "https://jupyter.org")
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						|
    (synopsis "Discover, launch, and communicate with Jupyter kernels")
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    (description
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     "This package is an experimental refactoring of the machinery for
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launching and using Jupyter kernels.")
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    (license license:bsd-3)
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    (properties '((upstream-name . "jupyter_kernel_mgmt")))))
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(define-public python-jupyter-kernel-test
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  (package
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    (name "python-jupyter-kernel-test")
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    (version "0.3")
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    (home-page "https://github.com/jupyter/jupyter_kernel_test")
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    (source (origin
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              ;; PyPI has a ".whl" file but not a proper source release.
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              ;; Thus, fetch code from Git.
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              (method git-fetch)
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              (uri (git-reference (url home-page) (commit version)))
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              (file-name (git-file-name name version))
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              (sha256
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               (base32
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                "00iy74i4i8is6axb9vlsm0b9wxkvyyxnbl8r0i4gaj3xd788jm83"))))
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    (build-system python-build-system)
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    (arguments
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     ;; The repo doesn't contain a "setup.py" file so install files manually.
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     '(#:phases (modify-phases %standard-phases
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                  (delete 'build)
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						|
                  (delete 'check)
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						|
                  (replace 'install
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                    (lambda* (#:key inputs outputs #:allow-other-keys)
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                      (let* ((out (assoc-ref outputs "out"))
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                             (version (python-version (assoc-ref inputs "python")))
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                             (pydir (string-append out "/lib/python"
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                                                   version "/site-packages/"
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                                                   "jupyter_kernel_test")))
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                        (for-each (lambda (file)
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                                    (install-file file pydir))
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                                  (find-files "jupyter_kernel_test"
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                                              "\\.py$"))
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                        #t))))))
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    (propagated-inputs
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     (list python-jupyter-kernel-mgmt python-jupyter-protocol
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           python-jsonschema))
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    (synopsis "Test Jupyter kernels")
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    (description
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     "@code{jupyter_kernel_test} is a tool for testing Jupyter kernels.  It
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tests kernels for successful code execution and conformance with the
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@uref{https://jupyter-client.readthedocs.io/en/latest/messaging.html, Jupyter
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Messaging Protocol}.")
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    (license license:bsd-3)))
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(define-public xeus
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  (package
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    (name "xeus")
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    (version "0.23.2")
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    (source (origin
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              (method git-fetch)
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              (uri (git-reference
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                    (url "https://github.com/QuantStack/xeus")
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                    (commit version)))
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              (sha256
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               (base32
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                "1m1b6z1538r7mv2ggn7bdbd9570ja7cadplq64zl8rgl2c8vdi2a"))
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              (file-name (git-file-name name version))))
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    (build-system cmake-build-system)
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    (arguments
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     '(#:configure-flags '("-DBUILD_STATIC_LIBS=OFF"
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                           "-DDISABLE_ARCH_NATIVE=ON" ;no '-march=native'
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                           "-DBUILD_TESTING=ON")))
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    (native-inputs
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     (list pkg-config
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           ;; The following inputs are used by the test suite.
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           googletest
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           python-pytest
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           python-3
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           python-jupyter-kernel-test
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           python-jupyter-client))
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    (inputs
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     (list xtl
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           json-modern-cxx
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           cppzmq
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           zeromq
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           openssl
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           `(,util-linux "lib")))         ;libuuid
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    (home-page "https://quantstack.net/xeus")
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    (synopsis "C++ implementation of the Jupyter Kernel protocol")
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    (description
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     "@code{xeus} is a library meant to facilitate the implementation of
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kernels for Jupyter.  It takes the burden of implementing the Jupyter Kernel
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protocol so developers can focus on implementing the interpreter part of the
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kernel.
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Several Jupyter kernels are built upon @code{xeus}, such as @code{xeus-cling},
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a kernel for the C++ programming language, and @code{xeus-python}, an
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alternative Python kernel for Jupyter.")
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    (license license:bsd-3)))
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(define-public python-jupyterlab-pygments
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  (package
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    (name "python-jupyterlab-pygments")
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    (version "0.1.2")
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    (source
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     (origin
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       (method url-fetch)
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       (uri (pypi-uri "jupyterlab_pygments" version))
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       (sha256
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        (base32
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         "0ij14mmnc39nmf84i0av6j9glazjic7wzv1qyhr0j5966s3s1kfg"))))
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    (build-system python-build-system)
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    (arguments '(#:tests? #false)) ; there are no tests
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    (propagated-inputs
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     (list python-pygments))
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    (home-page "https://jupyter.org")
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						|
    (synopsis "Pygments theme using JupyterLab CSS variables")
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    (description
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     "This package contains a syntax coloring theme for pygments making use of
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the JupyterLab CSS variables.")
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    (license license:bsd-3)))
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(define-public python-jupyter-packaging
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  (package
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    (name "python-jupyter-packaging")
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    (version "0.9.1")
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    (source
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     (origin
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       (method url-fetch)
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       (uri (pypi-uri "jupyter_packaging" version))
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						|
       (sha256
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        (base32
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         "0r015c0m713d19asmpimsw6bk2sqv2lpd2nccgjzjdj5h1crg0bg"))))
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    (build-system python-build-system)
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    (propagated-inputs
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						|
     (list python-deprecation python-packaging python-setuptools
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           python-tomlkit python-wheel))
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    (native-inputs
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     (list python-pypa-build python-coverage python-pytest
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           python-pytest-cov python-pytest-mock))
 | 
						|
    (home-page "https://jupyter.org")
 | 
						|
    (synopsis "Jupyter packaging utilities")
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						|
    (description "This package provides tools to help build and install
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Jupyter Python packages that require a pre-build step that may include
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JavaScript build steps.")
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    (license license:bsd-3)))
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(define-public python-jupyter-server
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  (package
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    (name "python-jupyter-server")
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    (version "1.10.2")
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						|
    (source
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						|
     (origin
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						|
       (method url-fetch)
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						|
       (uri (pypi-uri "jupyter_server" version))
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						|
       (sha256
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        (base32
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         "1gvjbsw5nl94hz02rnkr4g4kkvh9fz7i45vz17hzwyvdpj7bd8yk"))))
 | 
						|
    (build-system python-build-system)
 | 
						|
    (arguments
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     `(#:phases
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						|
       (modify-phases %standard-phases
 | 
						|
         (replace 'check
 | 
						|
           (lambda* (#:key inputs outputs tests? #:allow-other-keys)
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						|
             (when tests?
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						|
               (add-installed-pythonpath inputs outputs)
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               (let ((home (string-append (getcwd) "/guix-home")))
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                 (setenv "HOME" home))
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               ;; Add jupyter-server executable to PATH.
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               (setenv "PATH"
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                       (string-append (assoc-ref outputs "out") "/bin:"
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                                      (getenv "PATH")))
 | 
						|
               (with-directory-excursion "jupyter_server"
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                 ;; The pytest fixtures are only loaded when the file is
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                 ;; called conftest.py.
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						|
                 (rename-file "pytest_plugin.py" "conftest.py")
 | 
						|
                 (invoke "pytest" "-vv"
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                         ;; Fails with internal server error
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                         "-k" "not test_list_formats"
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						|
                         ;; Integration tests require a server.
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                         "-m" "not integration_test"))))))))
 | 
						|
    (propagated-inputs
 | 
						|
     (list python-anyio
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           python-argon2-cffi
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           python-ipython-genutils
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           python-jinja2
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           python-jupyter-client
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           python-jupyter-core
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						|
           python-nbconvert
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						|
           python-nbformat
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           python-prometheus-client
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           python-pyzmq
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           python-requests-unixsocket
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						|
           python-send2trash
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						|
           python-terminado
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           python-tornado-6
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           python-traitlets
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           python-websocket-client))
 | 
						|
    (native-inputs
 | 
						|
     (list python-coverage
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           python-ipykernel
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           python-pytest
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           python-pytest-console-scripts
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						|
           python-pytest-cov
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           python-pytest-mock
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           python-pytest-tornasync
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           python-requests))
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    (home-page "https://jupyter.org")
 | 
						|
    (synopsis "Core services, APIs, and REST endpoints for Jupyter web applications")
 | 
						|
    (description
 | 
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     "This package provides the backend—i.e. core services, APIs, and REST
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						|
endpoints—to Jupyter web applications.")
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						|
    (license license:expat)))
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(define-public python-jupyterlab-widgets
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  (package
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    (name "python-jupyterlab-widgets")
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    (version "1.0.0")
 | 
						|
    (source
 | 
						|
     (origin
 | 
						|
       (method url-fetch)
 | 
						|
       (uri (pypi-uri "jupyterlab_widgets" version))
 | 
						|
       (sha256
 | 
						|
        (base32
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						|
         "0y7vhhas3qndiypcpcfnhrj9n92v2w4hdc86nn620s9h9nl2j6jw"))))
 | 
						|
    (build-system python-build-system)
 | 
						|
    (native-inputs
 | 
						|
     (list python-jupyter-packaging python-setuptools))
 | 
						|
    (home-page "https://github.com/jupyter-widgets/ipywidgets")
 | 
						|
    (synopsis "Interactive widgets for Jupyter Notebooks")
 | 
						|
    (description "ipywidgets, also known as jupyter-widgets or simply widgets,
 | 
						|
are interactive HTML widgets for Jupyter notebooks and the IPython kernel.")
 | 
						|
    (license license:bsd-3)))
 | 
						|
 | 
						|
(define-public python-nbclient
 | 
						|
  (package
 | 
						|
    (name "python-nbclient")
 | 
						|
    (version "0.5.3")
 | 
						|
    (source
 | 
						|
     (origin
 | 
						|
       (method url-fetch)
 | 
						|
       (uri (pypi-uri "nbclient" version))
 | 
						|
       (sha256
 | 
						|
        (base32
 | 
						|
         "172q4r6mq0lg394di0pc6ipvniy14jg38wkdsj48r366609jf5yv"))))
 | 
						|
    (build-system python-build-system)
 | 
						|
    ;; Tests require a kernel via python-ipykernel, and also tools from
 | 
						|
    ;; nbconvert.
 | 
						|
    (arguments '(#:tests? #false))
 | 
						|
    (propagated-inputs
 | 
						|
     (list python-async-generator python-jupyter-client python-nbformat
 | 
						|
           python-nest-asyncio python-traitlets))
 | 
						|
    (native-inputs
 | 
						|
     (list python-black
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						|
           python-bumpversion
 | 
						|
           python-check-manifest
 | 
						|
           python-codecov
 | 
						|
           python-coverage
 | 
						|
           python-flake8
 | 
						|
           ;; ("python-ipykernel" ,python-ipykernel)
 | 
						|
           ;; ("python-ipython" ,python-ipython)
 | 
						|
           ;; ("python-ipywidgets" ,python-ipywidgets)
 | 
						|
           python-mypy
 | 
						|
           python-pip
 | 
						|
           python-pytest
 | 
						|
           python-pytest-cov
 | 
						|
           python-setuptools
 | 
						|
           python-testpath
 | 
						|
           python-tox
 | 
						|
           python-twine
 | 
						|
           python-wheel
 | 
						|
           python-xmltodict))
 | 
						|
    (home-page "https://jupyter.org")
 | 
						|
    (synopsis "Client library for executing notebooks")
 | 
						|
    (description
 | 
						|
     "This package provides a client library for executing notebooks. Formerly
 | 
						|
nbconvert's @code{ExecutePreprocessor.}")
 | 
						|
    (license license:bsd-3)))
 | 
						|
 | 
						|
(define-public repo2docker
 | 
						|
  (package
 | 
						|
    (name "repo2docker")
 | 
						|
    (version "2021.08.0")
 | 
						|
    (source (origin
 | 
						|
              (method git-fetch)
 | 
						|
              (uri (git-reference
 | 
						|
                    (url "https://github.com/jupyterhub/repo2docker/")
 | 
						|
                    (commit version)))
 | 
						|
              (file-name (git-file-name name version))
 | 
						|
              (sha256
 | 
						|
               (base32
 | 
						|
                "111irpghzys0s5ixs8paskz7465cls1sm9d5bg45a15jklcw84a9"))))
 | 
						|
    (outputs '("out" "doc"))
 | 
						|
    (build-system python-build-system)
 | 
						|
    (arguments
 | 
						|
     `(#:phases (modify-phases %standard-phases
 | 
						|
                  (add-after 'patch-shebangs 'fix-install-miniforge
 | 
						|
                    (lambda* (#:key outputs #:allow-other-keys)
 | 
						|
                      (let* ((out (assoc-ref outputs "out")))
 | 
						|
                        (substitute* (find-files
 | 
						|
                                      out "^(install-miniforge|install-nix|\
 | 
						|
nix-shell-wrapper|repo2docker-entrypoint)")
 | 
						|
                          (("^#!(.*)/bin/bash")
 | 
						|
                           "#!/bin/bash"))
 | 
						|
                        (substitute* (find-files out "^freeze\\.py$")
 | 
						|
                          (("^#!(.*)/bin/python3")
 | 
						|
                           "#!/bin/python3\n")))))
 | 
						|
                  (add-after 'install 'make-doc
 | 
						|
                    (lambda* (#:key outputs #:allow-other-keys)
 | 
						|
                      (let* ((out (assoc-ref outputs "doc"))
 | 
						|
                             (doc (string-append out "/share/doc/"
 | 
						|
                                                 ,(package-name this-package))))
 | 
						|
                        (setenv "PYTHONPATH"
 | 
						|
                                (string-append (getcwd) ":"
 | 
						|
                                               (getenv "GUIX_PYTHONPATH")))
 | 
						|
                        ;; Don't treat warnings as errors.
 | 
						|
                        (substitute* "docs/Makefile"
 | 
						|
                          (("(SPHINXOPTS[[:blank:]]+= )-W" _ group)
 | 
						|
                           group))
 | 
						|
                        (with-directory-excursion "docs"
 | 
						|
                          (invoke  "make" "html")
 | 
						|
                          (copy-recursively "build/html"
 | 
						|
                                            (string-append doc "/html")))))))))
 | 
						|
    (inputs
 | 
						|
     (list python-traitlets
 | 
						|
           python-toml
 | 
						|
           python-semver
 | 
						|
           python-ruamel.yaml
 | 
						|
           python-requests
 | 
						|
           python-json-logger
 | 
						|
           python-jinja2
 | 
						|
           python-escapism
 | 
						|
           python-docker))
 | 
						|
    (native-inputs
 | 
						|
     (list python-sphinx python-entrypoints python-recommonmark
 | 
						|
           python-sphinxcontrib-autoprogram python-pydata-sphinx-theme))
 | 
						|
    (home-page "https://repo2docker.readthedocs.io/en/latest/index.html#")
 | 
						|
    (synopsis "Generate docker images from repositories")
 | 
						|
    (description
 | 
						|
     "repo2docker fetches a repository (from GitHub, GitLab, Zenodo, Figshare,
 | 
						|
Dataverse installations, a Git repository or a local directory) and builds a
 | 
						|
container image in which the code can be executed.  The image build process is
 | 
						|
based on the configuration files found in the repository.  repo2docker can be
 | 
						|
used to explore a repository locally by building and executing the constructed
 | 
						|
image of the repository, or as a means of building images that are pushed to a
 | 
						|
Docker registry.")
 | 
						|
    (license license:bsd-3)))
 | 
						|
 | 
						|
(define-public python-bash-kernel
 | 
						|
  (package
 | 
						|
   (name "python-bash-kernel")
 | 
						|
   (version "0.7.2")
 | 
						|
   (source (origin
 | 
						|
            (method url-fetch)
 | 
						|
            (uri (pypi-uri "bash_kernel" version))
 | 
						|
            (sha256
 | 
						|
             (base32
 | 
						|
              "0w0nbr3iqqsgpk83rgd0f5b02462bkyj2n0h6i9dwyc1vpnq9350"))))
 | 
						|
   (build-system python-build-system)
 | 
						|
   (arguments
 | 
						|
    `(#:tests? #f
 | 
						|
      #:phases
 | 
						|
      (modify-phases %standard-phases
 | 
						|
        (add-after 'unpack 'bash-references
 | 
						|
          (lambda* (#:key inputs #:allow-other-keys)
 | 
						|
             (substitute* "bash_kernel/kernel.py"
 | 
						|
               (("\"bash\"")
 | 
						|
                (string-append "\"" (assoc-ref inputs "bash") "/bin/bash\""))
 | 
						|
               (("\\['bash', ")
 | 
						|
                (string-append "['" (assoc-ref inputs "bash") "/bin/bash', ")))
 | 
						|
             #t))
 | 
						|
        (add-after 'install 'install-kernelspec
 | 
						|
          (lambda* (#:key outputs #:allow-other-keys)
 | 
						|
            (let ((out (assoc-ref outputs "out")))
 | 
						|
              (setenv "HOME" "/tmp")
 | 
						|
              (invoke "python" "-m" "bash_kernel.install" "--prefix" out)
 | 
						|
              #t))))))
 | 
						|
   (inputs
 | 
						|
     (list bash))
 | 
						|
   (propagated-inputs
 | 
						|
     (list python-pexpect python-ipykernel python-jupyter-client))
 | 
						|
   (home-page "https://github.com/takluyver/bash_kernel")
 | 
						|
   (synopsis "Jupyter kernel for Bash")
 | 
						|
   (description "A bash shell kernel for Jupyter.")
 | 
						|
   (license license:expat)))
 | 
						|
 | 
						|
(define-public python-sparqlkernel
 | 
						|
  (package
 | 
						|
    (name "python-sparqlkernel")
 | 
						|
    (version "1.3.0")
 | 
						|
    (source (origin
 | 
						|
              (method url-fetch)
 | 
						|
              (uri (pypi-uri "sparqlkernel" version))
 | 
						|
              (sha256
 | 
						|
               (base32
 | 
						|
                "004v22nyi5cnpxq4fiws89p7i5wcnzv45n3n70axdd6prh6rkapx"))))
 | 
						|
    (build-system python-build-system)
 | 
						|
    (arguments
 | 
						|
     `(#:tests? #f
 | 
						|
       #:phases
 | 
						|
       (modify-phases %standard-phases
 | 
						|
         (add-after 'unpack 'no-custom-css
 | 
						|
           (lambda* (#:key inputs #:allow-other-keys)
 | 
						|
              (substitute* "sparqlkernel/install.py"
 | 
						|
                (("install_custom_css\\( destd, PKGNAME \\)") ""))
 | 
						|
              #t))
 | 
						|
         (add-after 'install 'install-kernelspec
 | 
						|
           (lambda* (#:key inputs outputs #:allow-other-keys)
 | 
						|
             (let ((out (assoc-ref outputs "out")))
 | 
						|
               (setenv "HOME" "/tmp")
 | 
						|
               (add-installed-pythonpath inputs outputs)
 | 
						|
               (invoke
 | 
						|
                 (string-append out "/bin/jupyter-sparqlkernel")
 | 
						|
                 "install"
 | 
						|
                 (string-append "--InstallKernelSpec.prefix=" out))
 | 
						|
               #t))))))
 | 
						|
    (native-inputs
 | 
						|
     (list python-traitlets python-jupyter-client python-notebook
 | 
						|
           python-ipykernel python-html5lib-0.9))
 | 
						|
    (propagated-inputs
 | 
						|
     (list python-sparqlwrapper python-pygments))
 | 
						|
    (home-page "https://github.com/paulovn/sparql-kernel")
 | 
						|
    (synopsis "Jupyter kernel for SPARQL")
 | 
						|
    (description "This module installs a Jupyter kernel for SPARQL.  It allows
 | 
						|
sending queries to an SPARQL endpoint and fetching & presenting the results in
 | 
						|
a notebook.")
 | 
						|
    (license license:bsd-3)))
 | 
						|
 | 
						|
(define-public python-voila
 | 
						|
  (package
 | 
						|
    (name "python-voila")
 | 
						|
    (version "0.2.10")
 | 
						|
    (source
 | 
						|
     (origin
 | 
						|
       (method url-fetch)
 | 
						|
       (uri (pypi-uri "voila" version))
 | 
						|
       (sha256
 | 
						|
        (base32
 | 
						|
         "0krfc95yjlhjdmrsladhy6lpf4xs1zw49nmkyl4pkykndglvwa1m"))))
 | 
						|
    (build-system python-build-system)
 | 
						|
    (propagated-inputs
 | 
						|
     (list python-jupyter-client python-jupyter-server python-nbclient
 | 
						|
           python-nbconvert))
 | 
						|
    (native-inputs
 | 
						|
     (list python-ipywidgets
 | 
						|
           python-jupyter-packaging
 | 
						|
           python-matplotlib
 | 
						|
           python-mock
 | 
						|
           python-pytest
 | 
						|
           python-pytest-tornasync
 | 
						|
           python-setuptools
 | 
						|
           python-tornado-6))
 | 
						|
    (home-page "https://github.com/voila-dashboards/voila")
 | 
						|
    (synopsis "Render live Jupyter notebooks with interactive widgets")
 | 
						|
    (description
 | 
						|
     "Voilà turns Jupyter notebooks into standalone web applications.  Unlike
 | 
						|
the usual HTML-converted notebooks, each user connecting to the Voilà tornado
 | 
						|
application gets a dedicated Jupyter kernel which can execute the callbacks to
 | 
						|
changes in Jupyter interactive widgets.")
 | 
						|
    (license license:bsd-3)))
 |