aboutsummaryrefslogtreecommitdiff
path: root/gnu/packages/jupyter.scm
blob: 0de7ad998a89fdd5673cfa3abedf2a874aa4a07a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2021 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2021 Hugo Lecomte <hugo.lecomte@inria.fr>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages jupyter)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix git-download)
  #:use-module (guix build-system cmake)
  #:use-module (guix build-system python)
  #:use-module (gnu packages bash)
  #:use-module (gnu packages check)
  #:use-module (gnu packages cpp)
  #:use-module (gnu packages linux)
  #:use-module (gnu packages monitoring)
  #:use-module (gnu packages networking)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages python)
  #:use-module (gnu packages python-build)
  #:use-module (gnu packages python-check)
  #:use-module (gnu packages python-crypto)
  #:use-module (gnu packages python-xyz)
  #:use-module (gnu packages python-web)
  #:use-module (gnu packages rdf)
  #:use-module (gnu packages time)
  #:use-module (gnu packages xml)
  #:use-module (gnu packages tls)
  #:use-module (gnu packages sphinx)
  #:use-module (gnu packages serialization)
  #:use-module (gnu packages docker))

(define-public python-jupyter-protocol
  (package
    (name "python-jupyter-protocol")
    (version "0.1.1")
    (source (origin
              (method url-fetch)
              (uri (pypi-uri "jupyter_protocol" version))
              (sha256
               (base32
                "1bk3as5yw9y5nmq6l15nr46aby34phmvsx9kxgqnm5pd5q2b5h57"))))
    (build-system python-build-system)
    (propagated-inputs
     `(("python-dateutil" ,python-dateutil)
       ("python-jupyter-core" ,python-jupyter-core)
       ("python-pyzmq" ,python-pyzmq)
       ("python-traitlets" ,python-traitlets)))
    (native-inputs
     `(("python-ipykernel" ,python-ipykernel)
       ("python-ipython" ,python-ipython)
       ("python-mock" ,python-mock)
       ("python-pytest" ,python-pytest)))
    (home-page "https://jupyter.org")
    (synopsis "Jupyter protocol implementation")
    (description
     "This Python library is an experimental implementation of the
@uref{https://jupyter-client.readthedocs.io/en/latest/messaging.html, Jupyter
protocol} to be used by both clients and kernels.")
    (license license:bsd-3)
    (properties '((upstream-name . "jupyter_protocol")))))

(define-public python-jupyter-kernel-mgmt
  (package
    (name "python-jupyter-kernel-mgmt")
    (version "0.4.0")
    (source (origin
              (method url-fetch)
              (uri (pypi-uri "jupyter_kernel_mgmt" version))
              (sha256
               (base32
                "0i7a78dn89ca8h0a42giyxwcmk6y4wrdr7q8h2ax9vybb84c795q"))))
    (build-system python-build-system)
    (propagated-inputs
     `(("python-dateutil" ,python-dateutil)
       ("python-entrypoints" ,python-entrypoints)
       ("python-jupyter-core" ,python-jupyter-core)
       ("python-jupyter-protocol" ,python-jupyter-protocol)
       ("python-pyzmq" ,python-pyzmq)
       ("python-traitlets" ,python-traitlets)))
    (native-inputs
     `(("python-ipykernel" ,python-ipykernel)
       ("python-ipython" ,python-ipython)
       ("python-mock" ,python-mock)
       ("python-pytest" ,python-pytest)))
    (home-page "https://jupyter.org")
    (synopsis "Discover, launch, and communicate with Jupyter kernels")
    (description
     "This package is an experimental refactoring of the machinery for
launching and using Jupyter kernels.")
    (license license:bsd-3)
    (properties '((upstream-name . "jupyter_kernel_mgmt")))))

(define-public python-jupyter-kernel-test
  (package
    (name "python-jupyter-kernel-test")
    (version "0.3")
    (home-page "https://github.com/jupyter/jupyter_kernel_test")
    (source (origin
              ;; PyPI has a ".whl" file but not a proper source release.
              ;; Thus, fetch code from Git.
              (method git-fetch)
              (uri (git-reference (url home-page) (commit version)))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "00iy74i4i8is6axb9vlsm0b9wxkvyyxnbl8r0i4gaj3xd788jm83"))))
    (build-system python-build-system)
    (arguments
     ;; The repo doesn't contain a "setup.py" file so install files manually.
     '(#:phases (modify-phases %standard-phases
                  (delete 'build)
                  (delete 'check)
                  (replace 'install
                    (lambda* (#:key inputs outputs #:allow-other-keys)
                      (let* ((out (assoc-ref outputs "out"))
                             (version (python-version (assoc-ref inputs "python")))
                             (pydir (string-append out "/lib/python"
                                                   version "/site-packages/"
                                                   "jupyter_kernel_test")))
                        (for-each (lambda (file)
                                    (install-file file pydir))
                                  (find-files "jupyter_kernel_test"
                                              "\\.py$"))
                        #t))))))
    (propagated-inputs
     `(("python-jupyter-kernel-mgmt" ,python-jupyter-kernel-mgmt)
       ("python-jupyter-protocol" ,python-jupyter-protocol)
       ("python-jsonschema" ,python-jsonschema)))
    (synopsis "Test Jupyter kernels")
    (description
     "@code{jupyter_kernel_test} is a tool for testing Jupyter kernels.  It
tests kernels for successful code execution and conformance with the
@uref{https://jupyter-client.readthedocs.io/en/latest/messaging.html, Jupyter
Messaging Protocol}.")
    (license license:bsd-3)))

(define-public xeus
  (package
    (name "xeus")
    (version "0.23.2")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/QuantStack/xeus")
                    (commit version)))
              (sha256
               (base32
                "1m1b6z1538r7mv2ggn7bdbd9570ja7cadplq64zl8rgl2c8vdi2a"))
              (file-name (git-file-name name version))))
    (build-system cmake-build-system)
    (arguments
     '(#:configure-flags '("-DBUILD_STATIC_LIBS=OFF"
                           "-DDISABLE_ARCH_NATIVE=ON" ;no '-march=native'
                           "-DBUILD_TESTING=ON")))
    (native-inputs
     `(("pkg-config" ,pkg-config)

       ;; The following inputs are used by the test suite.
       ("googletest" ,googletest)
       ("python-pytest" ,python-pytest)
       ("python" ,python-3)
       ("python-jupyter-kernel-test" ,python-jupyter-kernel-test)
       ("python-jupyter-client" ,python-jupyter-client)))
    (inputs
     `(("xtl" ,xtl)
       ("json-modern-cxx" ,json-modern-cxx)
       ("cppzmq" ,cppzmq)
       ("zeromq" ,zeromq)
       ("openssl" ,openssl)
       ("util-linux" ,util-linux "lib")))         ;libuuid
    (home-page "https://quantstack.net/xeus")
    (synopsis "C++ implementation of the Jupyter Kernel protocol")
    (description
     "@code{xeus} is a library meant to facilitate the implementation of
kernels for Jupyter.  It takes the burden of implementing the Jupyter Kernel
protocol so developers can focus on implementing the interpreter part of the
kernel.

Several Jupyter kernels are built upon @code{xeus}, such as @code{xeus-cling},
a kernel for the C++ programming language, and @code{xeus-python}, an
alternative Python kernel for Jupyter.")
    (license license:bsd-3)))

(define-public python-jupyterlab-pygments
  (package
    (name "python-jupyterlab-pygments")
    (version "0.1.2")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "jupyterlab_pygments" version))
       (sha256
        (base32
         "0ij14mmnc39nmf84i0av6j9glazjic7wzv1qyhr0j5966s3s1kfg"))))
    (build-system python-build-system)
    (arguments '(#:tests? #false)) ; there are no tests
    (propagated-inputs
     `(("python-pygments" ,python-pygments)))
    (home-page "https://jupyter.org")
    (synopsis "Pygments theme using JupyterLab CSS variables")
    (description
     "This package contains a syntax coloring theme for pygments making use of
the JupyterLab CSS variables.")
    (license license:bsd-3)))

(define-public python-jupyter-packaging
  (package
    (name "python-jupyter-packaging")
    (version "0.9.1")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "jupyter_packaging" version))
       (sha256
        (base32
         "0r015c0m713d19asmpimsw6bk2sqv2lpd2nccgjzjdj5h1crg0bg"))))
    (build-system python-build-system)
    (propagated-inputs
     `(("python-deprecation" ,python-deprecation)
       ("python-packaging" ,python-packaging)
       ("python-setuptools" ,python-setuptools)
       ("python-tomlkit" ,python-tomlkit)
       ("python-wheel" ,python-wheel)))
    (native-inputs
     `(("python-pypa-build" ,python-pypa-build)
       ("python-coverage" ,python-coverage)
       ("python-pytest" ,python-pytest)
       ("python-pytest-cov" ,python-pytest-cov)
       ("python-pytest-mock" ,python-pytest-mock)))
    (home-page "https://jupyter.org")
    (synopsis "Jupyter packaging utilities")
    (description "This package provides tools to help build and install
Jupyter Python packages that require a pre-build step that may include
JavaScript build steps.")
    (license license:bsd-3)))

(define-public python-jupyter-server
  (package
    (name "python-jupyter-server")
    (version "1.10.2")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "jupyter_server" version))
       (sha256
        (base32
         "1gvjbsw5nl94hz02rnkr4g4kkvh9fz7i45vz17hzwyvdpj7bd8yk"))))
    (build-system python-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (replace 'check
           (lambda* (#:key inputs outputs tests? #:allow-other-keys)
             (when tests?
               (add-installed-pythonpath inputs outputs)
               (let ((home (string-append (getcwd) "/guix-home")))
                 (setenv "HOME" home))
               ;; Add jupyter-server executable to PATH.
               (setenv "PATH"
                       (string-append (assoc-ref outputs "out") "/bin:"
                                      (getenv "PATH")))
               (with-directory-excursion "jupyter_server"
                 ;; The pytest fixtures are only loaded when the file is
                 ;; called conftest.py.
                 (rename-file "pytest_plugin.py" "conftest.py")
                 (invoke "pytest" "-vv"
                         ;; Fails with internal server error
                         "-k" "not test_list_formats"
                         ;; Integration tests require a server.
                         "-m" "not integration_test"))))))))
    (propagated-inputs
     `(("python-anyio" ,python-anyio)
       ("python-argon2-cffi" ,python-argon2-cffi)
       ("python-ipython-genutils" ,python-ipython-genutils)
       ("python-jinja2" ,python-jinja2)
       ("python-jupyter-client" ,python-jupyter-client)
       ("python-jupyter-core" ,python-jupyter-core)
       ("python-nbconvert" ,python-nbconvert)
       ("python-nbformat" ,python-nbformat)
       ("python-prometheus-client" ,python-prometheus-client)
       ("python-pyzmq" ,python-pyzmq)
       ("python-requests-unixsocket" ,python-requests-unixsocket)
       ("python-send2trash" ,python-send2trash)
       ("python-terminado" ,python-terminado)
       ("python-tornado" ,python-tornado-6)
       ("python-traitlets" ,python-traitlets)
       ("python-websocket-client" ,python-websocket-client)))
    (native-inputs
     `(("python-coverage" ,python-coverage)
       ("python-ipykernel" ,python-ipykernel)
       ("python-pytest" ,python-pytest)
       ("python-pytest-console-scripts" ,python-pytest-console-scripts)
       ("python-pytest-cov" ,python-pytest-cov)
       ("python-pytest-mock" ,python-pytest-mock)
       ("python-pytest-tornasync" ,python-pytest-tornasync)
       ("python-requests" ,python-requests)))
    (home-page "https://jupyter.org")
    (synopsis "Core services, APIs, and REST endpoints for Jupyter web applications")
    (description
     "This package provides the backend—i.e. core services, APIs, and REST
endpoints—to Jupyter web applications.")
    (license license:expat)))

(define-public python-jupyterlab-widgets
  (package
    (name "python-jupyterlab-widgets")
    (version "1.0.0")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "jupyterlab_widgets" version))
       (sha256
        (base32
         "0y7vhhas3qndiypcpcfnhrj9n92v2w4hdc86nn620s9h9nl2j6jw"))))
    (build-system python-build-system)
    (native-inputs
     `(("python-jupyter-packaging" ,python-jupyter-packaging)
       ("python-setuptools" ,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
     `(("python-async-generator" ,python-async-generator)
       ("python-jupyter-client" ,python-jupyter-client)
       ("python-nbformat" ,python-nbformat)
       ("python-nest-asyncio" ,python-nest-asyncio)
       ("python-traitlets" ,python-traitlets)))
    (native-inputs
     `(("python-black" ,python-black)
       ("python-bumpversion" ,python-bumpversion)
       ("python-check-manifest" ,python-check-manifest)
       ("python-codecov" ,python-codecov)
       ("python-coverage" ,python-coverage)
       ("python-flake8" ,python-flake8)
       ;; ("python-ipykernel" ,python-ipykernel)
       ;; ("python-ipython" ,python-ipython)
       ;; ("python-ipywidgets" ,python-ipywidgets)
       ("python-mypy" ,python-mypy)
       ("python-pip" ,python-pip)
       ("python-pytest" ,python-pytest)
       ("python-pytest-cov" ,python-pytest-cov)
       ("python-setuptools" ,python-setuptools)
       ("python-testpath" ,python-testpath)
       ("python-tox" ,python-tox)
       ("python-twine" ,python-twine)
       ("python-wheel" ,python-wheel)
       ("python-xmltodict" ,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 "2021.03.0")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/jupyterhub/repo2docker/")
                    (commit "2021.03.0")))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "18w8rgf7fpf79kx36y2c3xi3d52i41z112l3sz719d8kg0bir16m"))))
    (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/"
                                                 ,name)))
                        (setenv "PYTHONPATH"
                                (string-append (getcwd) ":"
                                               (getenv "PYTHONPATH")))
                        (with-directory-excursion "docs"
                          (invoke  "make" "html")
                          (copy-recursively "build/html"
                                            (string-append doc "/html")))))))))
    (inputs
     `(("python-traitlets" ,python-traitlets)
       ("python-toml" ,python-toml)
       ("python-semver" ,python-semver)
       ("python-ruamel.yaml" ,python-ruamel.yaml)
       ("python-requests" ,python-requests)
       ("python-json-logger" ,python-json-logger)
       ("python-jinja2" ,python-jinja2)
       ("python-escapism" ,python-escapism)
       ("python-docker" ,python-docker)))
    (native-inputs
     `(("python-sphinx" ,python-sphinx)
       ("python-recommonmark" ,python-recommonmark)
       ("python-sphinxcontrib-autoprogram" ,python-sphinxcontrib-autoprogram)
       ("python-pydata-sphinx-theme" ,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
     `(("bash" ,bash)))
   (propagated-inputs
     `(("python-pexpect" ,python-pexpect)
       ("python-ipykernel" ,python-ipykernel)
       ("python-jupyter-client" ,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
     `(("python-traitlets" ,python-traitlets)
       ("python-jupyter-client" ,python-jupyter-client)
       ("python-notebook" ,python-notebook)
       ("python-ipykernel" ,python-ipykernel)
       ("python-html5lib" ,python-html5lib-0.9)))
    (propagated-inputs
     `(("python-sparqlwrapper" ,python-sparqlwrapper)
       ("python-pygments" ,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
     `(("python-jupyter-client" ,python-jupyter-client)
       ("python-jupyter-server" ,python-jupyter-server)
       ("python-nbclient" ,python-nbclient)
       ("python-nbconvert" ,python-nbconvert)))
    (native-inputs
     `(("python-ipywidgets" ,python-ipywidgets)
       ("python-jupyter-packaging" ,python-jupyter-packaging)
       ("python-matplotlib" ,python-matplotlib)
       ("python-mock" ,python-mock)
       ("python-pytest" ,python-pytest)
       ("python-pytest-tornasync" ,python-pytest-tornasync)
       ("python-setuptools" ,python-setuptools)
       ("python-tornado" ,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)))