homebrew-core/Formula/jupyterlab.rb

class Jupyterlab < Formula
  include Language::Python::Virtualenv

  desc "Interactive environments for writing and running code"
  homepage "https://jupyter.org/"
  url "https://files.pythonhosted.org/packages/85/17/4c6b94f3e28f53acc2b18e6d234a6ce8d274ac52cc4e6870a096695b38e3/jupyterlab-3.0.16.tar.gz"
  sha256 "7ad4fbe1f6d38255869410fd151a8b15692a663ca97c0a8146b3f5c40e275c23"
  license "BSD-3-Clause"

  bottle do
    sha256 cellar: :any, big_sur:  "5b78baffd0e6bb4c787ec6758d73c41fdee7f1b438e28e117a2e915a8149d198"
    sha256 cellar: :any, catalina: "e09e5d4f8e6dd1016990d60aef943b4764541bd847ea89ecf4d8a0be3ba7a3c8"
    sha256 cellar: :any, mojave:   "5cf8f4f25f661bb5e4f6f91263bf3d2436c599ed287a044c814c9a56b7fb2654"
  end

  depends_on "ipython"
  depends_on "node"
  depends_on "pandoc"
  depends_on "python@3.9"
  depends_on "zeromq"

  uses_from_macos "expect" => :test

  resource "anyio" do
    url "https://files.pythonhosted.org/packages/15/34/2e0a5d81a92f29d6e90f096182612411955677eb80986c745bdeb7326424/anyio-3.0.1.tar.gz"
    sha256 "1ef7622396ab55829d4236a6f75e2199df6d26a4ba79bea0cb942a5fd2f79a23"
  end

  resource "appnope" do
    url "https://files.pythonhosted.org/packages/e9/bc/2d2c567fe5ac1924f35df879dbf529dd7e7cabd94745dc9d89024a934e76/appnope-0.1.2.tar.gz"
    sha256 "dd83cd4b5b460958838f6eb3000c660b1f9caf2a5b1de4264e941512f603258a"
  end

  resource "argon2-cffi" do
    url "https://files.pythonhosted.org/packages/74/fd/d78e003a79c453e8454197092fce9d1c6099445b7e7da0b04eb4fe1dbab7/argon2-cffi-20.1.0.tar.gz"
    sha256 "d8029b2d3e4b4cea770e9e5a0104dd8fa185c1724a0f01528ae4826a6d25f97d"
  end

  resource "async_generator" do
    url "https://files.pythonhosted.org/packages/ce/b6/6fa6b3b598a03cba5e80f829e0dadbb49d7645f523d209b2fb7ea0bbb02a/async_generator-1.10.tar.gz"
    sha256 "6ebb3d106c12920aaae42ccb6f787ef5eefdcdd166ea3d628fa8476abe712144"
  end

  resource "attrs" do
    url "https://files.pythonhosted.org/packages/ed/d6/3ebca4ca65157c12bd08a63e20ac0bdc21ac7f3694040711f9fd073c0ffb/attrs-21.2.0.tar.gz"
    sha256 "ef6aaac3ca6cd92904cdd0d83f629a15f18053ec84e6432106f7a4d04ae4f5fb"
  end

  resource "Babel" do
    url "https://files.pythonhosted.org/packages/17/e6/ec9aa6ac3d00c383a5731cc97ed7c619d3996232c977bb8326bcbb6c687e/Babel-2.9.1.tar.gz"
    sha256 "bc0c176f9f6a994582230df350aa6e05ba2ebe4b3ac317eab29d9be5d2768da0"
  end

  resource "backcall" do
    url "https://files.pythonhosted.org/packages/a2/40/764a663805d84deee23043e1426a9175567db89c8b3287b5c2ad9f71aa93/backcall-0.2.0.tar.gz"
    sha256 "5cbdbf27be5e7cfadb448baf0aa95508f91f2bbc6c6437cd9cd06e2a4c215e1e"
  end

  resource "bleach" do
    url "https://files.pythonhosted.org/packages/70/84/2783f734240fab7815a00b419c4281d2d0984971de30b08176aae2acff10/bleach-3.3.0.tar.gz"
    sha256 "98b3170739e5e83dd9dc19633f074727ad848cbedb6026708c8ac2d3b697a433"
  end

  resource "cffi" do
    url "https://files.pythonhosted.org/packages/a8/20/025f59f929bbcaa579704f443a438135918484fffaacfaddba776b374563/cffi-1.14.5.tar.gz"
    sha256 "fd78e5fee591709f32ef6edb9a015b4aa1a5022598e36227500c8f4e02328d9c"
  end

  resource "decorator" do
    url "https://files.pythonhosted.org/packages/4f/51/15a4f6b8154d292e130e5e566c730d8ec6c9802563d58760666f1818ba58/decorator-5.0.9.tar.gz"
    sha256 "72ecfba4320a893c53f9706bebb2d55c270c1e51a28789361aa93e4a21319ed5"
  end

  resource "defusedxml" do
    url "https://files.pythonhosted.org/packages/0f/d5/c66da9b79e5bdb124974bfe172b4daf3c984ebd9c2a06e2b8a4dc7331c72/defusedxml-0.7.1.tar.gz"
    sha256 "1bb3032db185915b62d7c6209c5a8792be6a32ab2fedacc84e01b52c51aa3e69"
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  resource "entrypoints" do
    url "https://files.pythonhosted.org/packages/b4/ef/063484f1f9ba3081e920ec9972c96664e2edb9fdc3d8669b0e3b8fc0ad7c/entrypoints-0.3.tar.gz"
    sha256 "c70dd71abe5a8c85e55e12c19bd91ccfeec11a6e99044204511f9ed547d48451"
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  resource "idna" do
    url "https://files.pythonhosted.org/packages/9f/24/1444ee2c9aee531783c031072a273182109c6800320868ab87675d147a05/idna-3.1.tar.gz"
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  resource "ipykernel" do
    url "https://files.pythonhosted.org/packages/6a/9d/7b8f426f6ad54303a2bfc080816f6adc48eb9ebab50927bbe65b4d7d587b/ipykernel-5.5.5.tar.gz"
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  resource "ipython" do
    url "https://files.pythonhosted.org/packages/19/36/1dcbe9e13fcdce110f379d1169ba45e15cb4b850a55d95c806444c30194e/ipython-7.23.1.tar.gz"
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  resource "ipython_genutils" do
    url "https://files.pythonhosted.org/packages/e8/69/fbeffffc05236398ebfcfb512b6d2511c622871dca1746361006da310399/ipython_genutils-0.2.0.tar.gz"
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  resource "jedi" do
    url "https://files.pythonhosted.org/packages/ac/11/5c542bf206efbae974294a61febc61e09d74cb5d90d8488793909db92537/jedi-0.18.0.tar.gz"
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  resource "Jinja2" do
    url "https://files.pythonhosted.org/packages/39/11/8076571afd97303dfeb6e466f27187ca4970918d4b36d5326725514d3ed3/Jinja2-3.0.1.tar.gz"
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  resource "json5" do
    url "https://files.pythonhosted.org/packages/8d/b4/d09c00cb7bc88b17118be48f94d4b8d0ce7b572690625ca2b5477e05ce0e/json5-0.9.5.tar.gz"
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  resource "jsonschema" do
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  resource "jupyter-client" do
    url "https://files.pythonhosted.org/packages/11/ef/d93cd8446f240fe9f332963eaf0766ea366d5536f8d7b50cd54bc4f39402/jupyter_client-6.2.0.tar.gz"
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  resource "jupyter-core" do
    url "https://files.pythonhosted.org/packages/24/9a/0ca76ccc95eeb3ee376c671e81bda2c61d148c7627443004d1ba0d085b80/jupyter_core-4.7.1.tar.gz"
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  resource "jupyter-server" do
    url "https://files.pythonhosted.org/packages/0e/52/8214fbfeba5b07adac4dc232d5f35d7846f3bfb14b92fe8c9c60eb655cfb/jupyter_server-1.7.0.tar.gz"
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  resource "jupyterlab-pygments" do
    url "https://files.pythonhosted.org/packages/d1/79/3677d138eeacbba7cf6d0e51e6b8c094448329f7b8a523a5d2599bc898e7/jupyterlab_pygments-0.1.2.tar.gz"
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  resource "jupyterlab-server" do
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  resource "MarkupSafe" do
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  resource "matplotlib-inline" do
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  resource "mistune" do
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  resource "nbclassic" do
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  resource "nbclient" do
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  resource "nbconvert" do
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  end

  resource "webencodings" do
    url "https://files.pythonhosted.org/packages/0b/02/ae6ceac1baeda530866a85075641cec12989bd8d31af6d5ab4a3e8c92f47/webencodings-0.5.1.tar.gz"
    sha256 "b36a1c245f2d304965eb4e0a82848379241dc04b865afcc4aab16748587e1923"
  end

  resource "websocket-client" do
    url "https://files.pythonhosted.org/packages/97/ab/f45394f0db306bdcdf78e7922e942117731023e31f44f4dd8bdd926c2391/websocket-client-1.0.0.tar.gz"
    sha256 "5051b38a2f4c27fbd7ca077ebb23ec6965a626ded5a95637f36be1b35b6c4f81"
  end

  def install
    venv = virtualenv_create(libexec, Formula["python@3.9"].opt_bin/"python3")
    ENV["JUPYTER_PATH"] = etc/"jupyter"

    # gather packages to link based on options
    linked = %w[jupyter-core jupyter-client nbformat ipykernel jupyter-console nbconvert notebook]
    dependencies = resources.map(&:name).to_set - linked
    dependencies.each do |r|
      venv.pip_install resource(r)
    end
    venv.pip_install_and_link linked
    venv.pip_install_and_link buildpath

    # remove bundled kernel
    rm_rf Dir["#{libexec}/share/jupyter/kernels"]

    # install completion
    resource("jupyter-core").stage do
      bash_completion.install "examples/jupyter-completion.bash" => "jupyter"
      zsh_completion.install "examples/completions-zsh" => "_jupyter"
    end
  end

  def caveats
    <<~EOS
      Additional kernels can be installed into the shared jupyter directory
        #{etc}/jupyter
    EOS
  end

  test do
    system bin/"jupyter-console --help"
    assert_match "python3", shell_output("#{bin}/jupyter kernelspec list")

    (testpath/"console.exp").write <<~EOS
      spawn #{bin}/jupyter-console
      expect "In "
      send "exit\r"
    EOS
    assert_match "Jupyter console", shell_output("expect -f console.exp")

    (testpath/"notebook.exp").write <<~EOS
      spawn #{bin}/jupyter-notebook --no-browser
      expect "NotebookApp"
    EOS
    assert_match "NotebookApp", shell_output("expect -f notebook.exp")

    (testpath/"nbconvert.ipynb").write <<~EOS
      {
        "cells": []
      }
    EOS
    system bin/"jupyter-nbconvert", "nbconvert.ipynb", "--to", "html"
    assert_predicate testpath/"nbconvert.html", :exist?, "Failed to export HTML"

    assert_match "-F _jupyter",
      shell_output("source #{bash_completion}/jupyter && complete -p jupyter")

    # Ensure that jupyter can load the jupyter lab package.
    assert_match(/^jupyter lab *: #{version}$/,
      shell_output(bin/"jupyter --version"))

    # Ensure that jupyter-lab binary was installed by pip.
    assert_equal version.to_s,
      shell_output(bin/"jupyter-lab --version").strip

    port = free_port
    fork { exec "#{bin}/jupyter-lab", "-y", "--port=#{port}", "--no-browser", "--LabApp.token=''" }
    sleep 10
    assert_match "<title>JupyterLab</title>",
      shell_output("curl --silent --fail http://localhost:#{port}/lab")
  end
end