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/99/5b/9a80ed03bac9ed4594c594ef8360db159cd2317c0a6a63f829a689e3ee2d/jupyterlab-3.2.5.tar.gz"
  sha256 "31b28f473b0f5826d2020583973c385526f0559b5b26efac6b8035ac1562874a"
  license "BSD-3-Clause"

  bottle do
    sha256 cellar: :any,                 arm64_monterey: "dc85ab7a1b65da6ff97cdad736a3d3ea3f5c98e4193a635c726423bd83f97e15"
    sha256 cellar: :any,                 arm64_big_sur:  "4c73031ff351dd57b629360bf96109d9f50ecb48b15d9baf4e0a8b87aef36173"
    sha256 cellar: :any,                 monterey:       "336f5236f6a6445d9a9525e1bced10f1e1ec036d20cdc81d3be0037d1e63c124"
    sha256 cellar: :any,                 big_sur:        "20394b0297c641e2b7a25ae63fcd173f84d8ec3229090adf38101c95260e5f93"
    sha256 cellar: :any,                 catalina:       "c732a85e071b335ba4cde6ee4aa4791dffcaa1a59179e997d5e1bc5f6cee4d40"
    sha256 cellar: :any_skip_relocation, x86_64_linux:   "b147e8996c50a7d57cd88212527fdc0c91ac878d1a71d973d53651b9cba89b9a"
  end

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

  uses_from_macos "expect" => :test

  resource "anyio" do
    url "https://files.pythonhosted.org/packages/dc/e7/7452227e8c091db6838d7f1b50dc4e6323e8463ed8c2d0b651ac9b7f7fce/anyio-3.4.0.tar.gz"
    sha256 "24adc69309fb5779bc1e06158e143e0b6d2c56b302a3ac3de3083c705a6ed39d"
  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/13/d5/6c21a404fade4e90e7b191ff78cff720d9b2dd3e437948c69287dc9236c0/argon2-cffi-21.2.0.tar.gz"
    sha256 "50936e5ad9e860c5a6678063c5ac732c2fc8a178994cca9e1e7220351f930e9a"
  end

  resource "argon2-cffi-bindings" do
    url "https://files.pythonhosted.org/packages/b9/e9/184b8ccce6683b0aa2fbb7ba5683ea4b9c5763f1356347f1312c32e3c66e/argon2-cffi-bindings-21.2.0.tar.gz"
    sha256 "bb89ceffa6c791807d1305ceb77dbfacc5aa499891d2c55661c6459651fc39e3"
  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/6a/a3/217842324374fd3fb33db0eb4c2909ccf3ecc5a94f458088ac68581f8314/bleach-4.1.0.tar.gz"
    sha256 "0900d8b37eba61a802ee40ac0061f8c2b5dee29c1927dd1d233e075ebf5a71da"
  end

  resource "certifi" do
    url "https://files.pythonhosted.org/packages/6c/ae/d26450834f0acc9e3d1f74508da6df1551ceab6c2ce0766a593362d6d57f/certifi-2021.10.8.tar.gz"
    sha256 "78884e7c1d4b00ce3cea67b44566851c4343c120abd683433ce934a68ea58872"
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  resource "cffi" do
    url "https://files.pythonhosted.org/packages/00/9e/92de7e1217ccc3d5f352ba21e52398372525765b2e0c4530e6eb2ba9282a/cffi-1.15.0.tar.gz"
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  end

  resource "charset-normalizer" do
    url "https://files.pythonhosted.org/packages/68/e4/e014e7360fc6d1ccc507fe0b563b4646d00e0d4f9beec4975026dd15850b/charset-normalizer-2.0.9.tar.gz"
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  resource "debugpy" do
    url "https://files.pythonhosted.org/packages/68/8a/aba73af65eb84e0c61c658d2aa2f2a9b4d2939a7f87294dd396f4987efac/debugpy-1.5.1.zip"
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  resource "decorator" do
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  resource "defusedxml" do
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  resource "entrypoints" do
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  resource "idna" do
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  resource "ipykernel" do
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  resource "ipython" do
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  resource "ipython_genutils" do
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  resource "jedi" do
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  resource "Jinja2" do
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  resource "json5" do
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  resource "jsonschema" do
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  resource "jupyter-client" do
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  resource "jupyter-core" do
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  resource "jupyter-server" do
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  resource "jupyterlab-pygments" do
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  resource "jupyterlab-server" do
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  resource "MarkupSafe" do
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  resource "testpath" do
    url "https://files.pythonhosted.org/packages/dd/bf/245f32010f761aaeff132278e91e0d0ae1c360d6f3708a11790fdc1410d2/testpath-0.5.0.tar.gz"
    sha256 "1acf7a0bcd3004ae8357409fc33751e16d37ccc650921da1094a86581ad1e417"
  end

  resource "tornado" do
    url "https://files.pythonhosted.org/packages/cf/44/cc9590db23758ee7906d40cacff06c02a21c2a6166602e095a56cbf2f6f6/tornado-6.1.tar.gz"
    sha256 "33c6e81d7bd55b468d2e793517c909b139960b6c790a60b7991b9b6b76fb9791"
  end

  resource "traitlets" do
    url "https://files.pythonhosted.org/packages/db/cf/e6cbf07ce2d21a17c8379f3f2f12db413a38da5ee20809638226b1490e48/traitlets-5.1.1.tar.gz"
    sha256 "059f456c5a7c1c82b98c2e8c799f39c9b8128f6d0d46941ee118daace9eb70c7"
  end

  resource "urllib3" do
    url "https://files.pythonhosted.org/packages/80/be/3ee43b6c5757cabea19e75b8f46eaf05a2f5144107d7db48c7cf3a864f73/urllib3-1.26.7.tar.gz"
    sha256 "4987c65554f7a2dbf30c18fd48778ef124af6fab771a377103da0585e2336ece"
  end

  resource "wcwidth" do
    url "https://files.pythonhosted.org/packages/89/38/459b727c381504f361832b9e5ace19966de1a235d73cdbdea91c771a1155/wcwidth-0.2.5.tar.gz"
    sha256 "c4d647b99872929fdb7bdcaa4fbe7f01413ed3d98077df798530e5b04f116c83"
  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/b6/fa/72e77d094563208174abbbaa73c32f28c43a31193b843bddf233c7c87644/websocket-client-1.2.3.tar.gz"
    sha256 "1315816c0acc508997eb3ae03b9d3ff619c9d12d544c9a9b553704b1cc4f6af5"
  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 -= ["appnope"] if OS.linux?
    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("bash -c \"source #{bash_completion}/jupyter && complete -p jupyter\"")

    # Ensure that jupyter can load the jupyter lab package.
    assert_match(/^jupyterlab *: #{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", "--ip=127.0.0.1", "--LabApp.token=''" }
    sleep 10
    assert_match "<title>JupyterLab</title>",
      shell_output("curl --silent --fail http://localhost:#{port}/lab")
  end
end