423 lines
18 KiB
Ruby
423 lines
18 KiB
Ruby
class PythonAT38 < Formula
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desc "Interpreted, interactive, object-oriented programming language"
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homepage "https://www.python.org/"
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url "https://www.python.org/ftp/python/3.8.15/Python-3.8.15.tar.xz"
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sha256 "5114fc7918a2a5e20eb5aac696b30c36f412c6ef24b13f5c9eb9e056982d9550"
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license "Python-2.0"
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livecheck do
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url "https://www.python.org/ftp/python/"
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regex(%r{href=.*?v?(3\.8(?:\.\d+)*)/?["' >]}i)
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end
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bottle do
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sha256 arm64_monterey: "3e95fbf0f18b59af7aeaa957be4499a9c521ec199f2ec2a419b8a7b9ac627a3a"
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sha256 arm64_big_sur: "23eedeb485f756fb4ef5a2500cca0f53663424f8eadcb64daeb9bb1b73bb11e2"
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sha256 monterey: "c247a261048c510b963705acfbea23b09cc193b5d4256a5d10b42d199a8f8869"
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sha256 big_sur: "19dafceed8b8d44476b54035b89cee1add6bb43d9b456a0aec34b980cfa0e269"
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sha256 catalina: "542ba1414dd49ecdb206999c11ed115b0745d4401b1b28f5542b9066be6b27bd"
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sha256 x86_64_linux: "5904dc6720aad1bd9cf2e0c23b1261835d82e8e093e686857a42fbf1fd9e0f80"
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end
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# setuptools remembers the build flags python is built with and uses them to
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# build packages later. Xcode-only systems need different flags.
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pour_bottle? only_if: :clt_installed
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depends_on "pkg-config" => :build
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depends_on "gdbm"
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depends_on "mpdecimal"
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depends_on "openssl@1.1"
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depends_on "readline"
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depends_on "sqlite"
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depends_on "tcl-tk"
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depends_on "xz"
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uses_from_macos "bzip2"
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uses_from_macos "libffi"
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uses_from_macos "libxcrypt"
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uses_from_macos "ncurses"
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uses_from_macos "unzip"
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uses_from_macos "xz"
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uses_from_macos "zlib"
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on_linux do
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depends_on "libnsl"
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end
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skip_clean "bin/pip3", "bin/pip-3.4", "bin/pip-3.5", "bin/pip-3.6", "bin/pip-3.7", "bin/pip-3.8"
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skip_clean "bin/easy_install3", "bin/easy_install-3.4", "bin/easy_install-3.5", "bin/easy_install-3.6",
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"bin/easy_install-3.7", "bin/easy_install-3.8"
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# Always update to latest release
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resource "setuptools" do
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url "https://files.pythonhosted.org/packages/03/c9/7b050ea4cc4144d0328f15e0b43c839e759c6c639370a3b932ecf4c6358f/setuptools-65.4.1.tar.gz"
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sha256 "3050e338e5871e70c72983072fe34f6032ae1cdeeeb67338199c2f74e083a80e"
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end
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resource "pip" do
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url "https://files.pythonhosted.org/packages/4b/30/e15b806597e67057e07a5acdc135216ccbf76a5f1681a324533b61066b0b/pip-22.2.2.tar.gz"
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sha256 "3fd1929db052f056d7a998439176d3333fa1b3f6c1ad881de1885c0717608a4b"
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end
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resource "wheel" do
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url "https://files.pythonhosted.org/packages/c0/6c/9f840c2e55b67b90745af06a540964b73589256cb10cc10057c87ac78fc2/wheel-0.37.1.tar.gz"
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sha256 "e9a504e793efbca1b8e0e9cb979a249cf4a0a7b5b8c9e8b65a5e39d49529c1c4"
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end
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# Link against libmpdec.so.3, update for mpdecimal.h symbol cleanup.
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patch do
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url "https://www.bytereef.org/contrib/decimal-3.8.diff"
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sha256 "104083617f086375974908f619369cd64005d5ffc314038c31b8b49032280148"
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end
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def lib_cellar
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on_macos do
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return frameworks/"Python.framework/Versions"/version.major_minor/"lib/python#{version.major_minor}"
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end
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on_linux do
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return lib/"python#{version.major_minor}"
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end
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end
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def site_packages_cellar
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lib_cellar/"site-packages"
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end
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# The HOMEBREW_PREFIX location of site-packages.
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def site_packages
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HOMEBREW_PREFIX/"lib/python#{version.major_minor}/site-packages"
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end
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def python3
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bin/"python#{version.major_minor}"
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end
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def install
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# Unset these so that installing pip and setuptools puts them where we want
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# and not into some other Python the user has installed.
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ENV["PYTHONHOME"] = nil
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ENV["PYTHONPATH"] = nil
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# Override the auto-detection in setup.py, which assumes a universal build.
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if OS.mac?
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ENV["PYTHON_DECIMAL_WITH_MACHINE"] = Hardware::CPU.arm? ? "uint128" : "x64"
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end
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args = %W[
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--prefix=#{prefix}
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--enable-ipv6
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--datarootdir=#{share}
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--datadir=#{share}
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--enable-loadable-sqlite-extensions
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--without-ensurepip
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--with-openssl=#{Formula["openssl@1.1"].opt_prefix}
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--with-system-libmpdec
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]
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if OS.mac?
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args << "--enable-framework=#{frameworks}"
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args << "--with-dtrace"
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else
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args << "--enable-shared"
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# Required for the _ctypes module
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# see https://github.com/Linuxbrew/homebrew-core/pull/1007#issuecomment-252421573
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args << "--with-system-ffi"
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end
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# Python re-uses flags when building native modules.
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# Since we don't want native modules prioritizing the brew
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# include path, we move them to [C|LD]FLAGS_NODIST.
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# Note: Changing CPPFLAGS causes issues with dbm, so we
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# leave it as-is.
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cflags = []
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cflags_nodist = ["-I#{HOMEBREW_PREFIX}/include"]
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ldflags = []
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ldflags_nodist = ["-L#{HOMEBREW_PREFIX}/lib", "-Wl,-rpath,#{HOMEBREW_PREFIX}/lib"]
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cppflags = ["-I#{HOMEBREW_PREFIX}/include"]
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if MacOS.sdk_path_if_needed
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# Help Python's build system (setuptools/pip) to build things on SDK-based systems
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# The setup.py looks at "-isysroot" to get the sysroot (and not at --sysroot)
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cflags << "-isysroot #{MacOS.sdk_path}"
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ldflags << "-isysroot #{MacOS.sdk_path}"
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end
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# Avoid linking to libgcc https://mail.python.org/pipermail/python-dev/2012-February/116205.html
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args << "MACOSX_DEPLOYMENT_TARGET=#{MacOS.version}"
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args << "--with-tcltk-includes=-I#{Formula["tcl-tk"].opt_include}"
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args << "--with-tcltk-libs=-L#{Formula["tcl-tk"].opt_lib} -ltcl8.6 -ltk8.6"
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# We want our readline! This is just to outsmart the detection code,
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# superenv makes cc always find includes/libs!
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inreplace "setup.py",
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"do_readline = self.compiler.find_library_file(self.lib_dirs, 'readline')",
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"do_readline = '#{Formula["readline"].opt_lib/shared_library("libhistory")}'"
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inreplace "setup.py" do |s|
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s.gsub! "sqlite_setup_debug = False", "sqlite_setup_debug = True"
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s.gsub! "for d_ in self.inc_dirs + sqlite_inc_paths:",
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"for d_ in ['#{Formula["sqlite"].opt_include}']:"
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end
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if OS.linux?
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# Python's configure adds the system ncurses include entry to CPPFLAGS
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# when doing curses header check. The check may fail when there exists
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# a 32-bit system ncurses (conflicts with the brewed 64-bit one).
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# See https://github.com/Homebrew/linuxbrew-core/pull/22307#issuecomment-781896552
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# We want our ncurses! Override system ncurses includes!
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inreplace "configure", 'CPPFLAGS="$CPPFLAGS -I/usr/include/ncursesw"',
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"CPPFLAGS=\"$CPPFLAGS -I#{Formula["ncurses"].opt_include}\""
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end
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# Allow python modules to use ctypes.find_library to find homebrew's stuff
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# even if homebrew is not a /usr/local/lib. Try this with:
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# `brew install enchant && pip install pyenchant`
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inreplace "./Lib/ctypes/macholib/dyld.py" do |f|
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f.gsub! "DEFAULT_LIBRARY_FALLBACK = [",
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"DEFAULT_LIBRARY_FALLBACK = [ '#{HOMEBREW_PREFIX}/lib', '#{Formula["openssl@1.1"].opt_lib}',"
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f.gsub! "DEFAULT_FRAMEWORK_FALLBACK = [", "DEFAULT_FRAMEWORK_FALLBACK = [ '#{HOMEBREW_PREFIX}/Frameworks',"
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end
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args << "CFLAGS=#{cflags.join(" ")}" unless cflags.empty?
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args << "CFLAGS_NODIST=#{cflags_nodist.join(" ")}" unless cflags_nodist.empty?
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args << "LDFLAGS=#{ldflags.join(" ")}" unless ldflags.empty?
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args << "LDFLAGS_NODIST=#{ldflags_nodist.join(" ")}" unless ldflags_nodist.empty?
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args << "CPPFLAGS=#{cppflags.join(" ")}" unless cppflags.empty?
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system "./configure", *args
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system "make"
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ENV.deparallelize do
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# The `altinstall` target prevents the installation of files with only Python's major
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# version in its name. This allows us to link multiple versioned Python formulae.
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# https://github.com/python/cpython#installing-multiple-versions
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#
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# Tell Python not to install into /Applications (default for framework builds)
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system "make", "altinstall", "PYTHONAPPSDIR=#{prefix}"
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system "make", "frameworkinstallextras", "PYTHONAPPSDIR=#{pkgshare}" if OS.mac?
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end
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if OS.mac?
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# Any .app get a " 3" attached, so it does not conflict with python 2.x.
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prefix.glob("*.app") { |app| mv app, app.to_s.sub(/\.app$/, " 3.app") }
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pc_dir = frameworks/"Python.framework/Versions"/version.major_minor/"lib/pkgconfig"
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# Symlink the pkgconfig files into HOMEBREW_PREFIX so they're accessible.
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(lib/"pkgconfig").install_symlink pc_dir.children
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# Prevent third-party packages from building against fragile Cellar paths
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bad_cellar_path_files = [
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lib_cellar/"_sysconfigdata__darwin_darwin.py",
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lib_cellar/"config-#{version.major_minor}-darwin/Makefile",
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pc_dir/"python-#{version.major_minor}.pc",
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pc_dir/"python-#{version.major_minor}-embed.pc",
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]
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inreplace bad_cellar_path_files, prefix, opt_prefix
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# Help third-party packages find the Python framework
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inreplace lib_cellar/"config-#{version.major_minor}-darwin/Makefile",
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/^LINKFORSHARED=(.*)PYTHONFRAMEWORKDIR(.*)/,
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"LINKFORSHARED=\\1PYTHONFRAMEWORKINSTALLDIR\\2"
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# Fix for https://github.com/Homebrew/homebrew-core/issues/21212
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inreplace lib_cellar/"_sysconfigdata__darwin_darwin.py",
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%r{('LINKFORSHARED': .*?)'(Python.framework/Versions/3.\d+/Python)'}m,
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"\\1'#{opt_prefix}/Frameworks/\\2'"
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# Remove symlinks that conflict with the main Python formula.
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rm %w[Headers Python Resources Versions/Current].map { |subdir| frameworks/"Python.framework"/subdir }
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else
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# Prevent third-party packages from building against fragile Cellar paths
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inreplace Dir[lib_cellar/"**/_sysconfigdata_*linux_x86_64-*.py",
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lib_cellar/"config*/Makefile",
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bin/"python#{version.major_minor}-config",
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lib/"pkgconfig/python-3.?.pc"],
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prefix, opt_prefix
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inreplace bin/"python#{version.major_minor}-config",
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'prefix_real=$(installed_prefix "$0")',
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"prefix_real=#{opt_prefix}"
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# Remove symlinks that conflict with the main Python formula.
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rm lib/"libpython3.so"
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end
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# Remove the site-packages that Python created in its Cellar.
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site_packages_cellar.rmtree
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%w[setuptools pip wheel].each do |r|
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(libexec/r).install resource(r)
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end
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# Remove wheel test data.
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# It's for people editing wheel and contains binaries which fail `brew linkage`.
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rm libexec/"wheel/tox.ini"
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rm_r libexec/"wheel/tests"
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# Install unversioned and major-versioned symlinks in libexec/bin.
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{
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"idle" => "idle#{version.major_minor}",
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"idle3" => "idle#{version.major_minor}",
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"pydoc" => "pydoc#{version.major_minor}",
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"pydoc3" => "pydoc#{version.major_minor}",
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"python" => "python#{version.major_minor}",
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"python3" => "python#{version.major_minor}",
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"python-config" => "python#{version.major_minor}-config",
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"python3-config" => "python#{version.major_minor}-config",
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}.each do |short_name, long_name|
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(libexec/"bin").install_symlink (bin/long_name).realpath => short_name
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end
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end
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def post_install
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ENV.delete "PYTHONPATH"
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# Fix up the site-packages so that user-installed Python software survives
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# minor updates, such as going from 3.3.2 to 3.3.3:
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# Create a site-packages in HOMEBREW_PREFIX/lib/python#{version.major_minor}/site-packages
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site_packages.mkpath
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# Symlink the prefix site-packages into the cellar.
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site_packages_cellar.unlink if site_packages_cellar.exist?
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site_packages_cellar.parent.install_symlink site_packages
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# Write our sitecustomize.py
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rm_rf site_packages.glob("sitecustomize.py[co]")
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(site_packages/"sitecustomize.py").atomic_write(sitecustomize)
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# Remove old setuptools installations that may still fly around and be
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# listed in the easy_install.pth. This can break setuptools build with
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# zipimport.ZipImportError: bad local file header
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# setuptools-0.9.8-py3.3.egg
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rm_rf Dir["#{site_packages}/setuptools*"]
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rm_rf Dir["#{site_packages}/distribute*"]
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rm_rf Dir["#{site_packages}/pip[-_.][0-9]*", "#{site_packages}/pip"]
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%w[setuptools pip wheel].each do |pkg|
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(libexec/pkg).cd do
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system python3, "-s", "setup.py", "--no-user-cfg", "install",
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"--force", "--verbose", "--install-scripts=#{bin}",
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"--install-lib=#{site_packages}",
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"--single-version-externally-managed",
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"--record=installed.txt"
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end
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end
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rm_rf bin.glob("{easy_install,pip{,3}}")
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mv bin/"wheel", bin/"wheel#{version.major_minor}"
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# Install unversioned and major-versioned symlinks in libexec/bin.
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{
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"pip" => "pip#{version.major_minor}",
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"pip3" => "pip#{version.major_minor}",
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"wheel" => "wheel#{version.major_minor}",
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"wheel3" => "wheel#{version.major_minor}",
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}.each do |short_name, long_name|
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(libexec/"bin").install_symlink (bin/long_name).realpath => short_name
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end
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# post_install happens after link
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%W[wheel#{version.major_minor} pip#{version.major_minor}].each do |e|
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(HOMEBREW_PREFIX/"bin").install_symlink bin/e
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end
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# Help distutils find brewed stuff when building extensions
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include_dirs = [HOMEBREW_PREFIX/"include", Formula["openssl@1.1"].opt_include,
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Formula["sqlite"].opt_include], Formula["tcl-tk"].opt_include
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library_dirs = [HOMEBREW_PREFIX/"lib", Formula["openssl@1.1"].opt_lib,
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Formula["sqlite"].opt_lib], Formula["tcl-tk"].opt_lib
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cfg = lib_cellar/"distutils/distutils.cfg"
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cfg.atomic_write <<~EOS
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[install]
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prefix=#{HOMEBREW_PREFIX}
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[build_ext]
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include_dirs=#{include_dirs.join ":"}
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library_dirs=#{library_dirs.join ":"}
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EOS
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end
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def sitecustomize
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<<~EOS
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# This file is created by Homebrew and is executed on each python startup.
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# Don't print from here, or else python command line scripts may fail!
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# <https://docs.brew.sh/Homebrew-and-Python>
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import re
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import os
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import sys
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if sys.version_info[0] != 3:
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# This can only happen if the user has set the PYTHONPATH for 3.x and run Python 2.x or vice versa.
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# Every Python looks at the PYTHONPATH variable and we can't fix it here in sitecustomize.py,
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# because the PYTHONPATH is evaluated after the sitecustomize.py. Many modules (e.g. PyQt4) are
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# built only for a specific version of Python and will fail with cryptic error messages.
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# In the end this means: Don't set the PYTHONPATH permanently if you use different Python versions.
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exit('Your PYTHONPATH points to a site-packages dir for Python 3.x but you are running Python ' +
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str(sys.version_info[0]) + '.x!\\n PYTHONPATH is currently: "' + str(os.environ['PYTHONPATH']) + '"\\n' +
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' You should `unset PYTHONPATH` to fix this.')
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# Only do this for a brewed python:
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if os.path.realpath(sys.executable).startswith('#{rack}'):
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# Shuffle /Library site-packages to the end of sys.path
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library_site = '/Library/Python/#{version.major_minor}/site-packages'
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library_packages = [p for p in sys.path if p.startswith(library_site)]
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sys.path = [p for p in sys.path if not p.startswith(library_site)]
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# .pth files have already been processed so don't use addsitedir
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sys.path.extend(library_packages)
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# the Cellar site-packages is a symlink to the HOMEBREW_PREFIX
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# site_packages; prefer the shorter paths
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long_prefix = re.compile(r'#{rack}/[0-9\._abrc]+/Frameworks/Python\.framework/Versions/#{version.major_minor}/lib/python#{version.major_minor}/site-packages')
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sys.path = [long_prefix.sub('#{HOMEBREW_PREFIX/"lib/python#{version.major_minor}/site-packages"}', p) for p in sys.path]
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# Set the sys.executable to use the opt_prefix. Only do this if PYTHONEXECUTABLE is not
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# explicitly set and we are not in a virtualenv:
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if 'PYTHONEXECUTABLE' not in os.environ and sys.prefix == sys.base_prefix:
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sys.executable = '#{opt_bin}/python#{version.major_minor}'
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EOS
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end
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def caveats
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<<~EOS
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Python has been installed as
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#{HOMEBREW_PREFIX}/bin/python#{version.major_minor}
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Unversioned and major-versioned symlinks `python`, `python3`, `python-config`, `python3-config`, `pip`, `pip3`, etc. pointing to
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`python#{version.major_minor}`, `python#{version.major_minor}-config`, `pip#{version.major_minor}`, etc., respectively, have been installed into
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#{opt_libexec}/bin
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You can install Python packages with
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pip#{version.major_minor} install <package>
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They will install into the site-package directory
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#{HOMEBREW_PREFIX}/lib/python#{version.major_minor}/site-packages
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If you do not need a specific version of Python, and always want Homebrew's `python3` in your PATH:
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brew install python3
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|
|
|
See: https://docs.brew.sh/Homebrew-and-Python
|
|
EOS
|
|
end
|
|
|
|
test do
|
|
# Check if sqlite is ok, because we build with --enable-loadable-sqlite-extensions
|
|
# and it can occur that building sqlite silently fails if OSX's sqlite is used.
|
|
system python3, "-c", "import sqlite3"
|
|
# Check if some other modules import. Then the linked libs are working.
|
|
system python3, "-c", "import _decimal"
|
|
system python3, "-c", "import _gdbm"
|
|
system python3, "-c", "import zlib"
|
|
system python3, "-c", "import tkinter; root = tkinter.Tk()" if OS.mac?
|
|
|
|
system bin/"pip#{version.major_minor}", "list", "--format=columns"
|
|
|
|
if OS.mac?
|
|
assert_match "#{opt_frameworks}/Python.framework/Versions/#{version.major_minor}",
|
|
shell_output("#{bin}/python#{version.major_minor}-config --prefix")
|
|
else
|
|
assert_match opt_prefix.to_s,
|
|
shell_output("#{bin}/python#{version.major_minor}-config --prefix")
|
|
assert_match opt_lib.to_s,
|
|
shell_output("#{bin}/python#{version.major_minor}-config --ldflags")
|
|
end
|
|
end
|
|
end
|