diff --git a/.github/workflows/homebrew.yml b/.github/workflows/homebrew.yml index dbe90c2..53f4db8 100644 --- a/.github/workflows/homebrew.yml +++ b/.github/workflows/homebrew.yml @@ -10,6 +10,7 @@ jobs: - python@3.5 - python@3.6 - python@3.9 + - python@3.10 steps: - uses: actions/checkout@v2 diff --git a/Formula/python@3.10.rb b/Formula/python@3.10.rb new file mode 100644 index 0000000..0da1bd1 --- /dev/null +++ b/Formula/python@3.10.rb @@ -0,0 +1,311 @@ +class PythonAT310 < Formula + desc "Interpreted, interactive, object-oriented programming language" + homepage "https://www.python.org/" + url "https://www.python.org/ftp/python/3.10.0/Python-3.10.0a1.tar.xz" + sha256 "db739461233fc1c0c15ccf4e35455bedcc7524a086935e11404df9c05352a960" + head "https://github.com/python/cpython.git", branch: "3.10" + + # setuptools remembers the build flags python is built with and uses them to + # build packages later. Xcode-only systems need different flags. + pour_bottle? do + reason <<~EOS + The bottle needs the Apple Command Line Tools to be installed. + You can install them, if desired, with: + xcode-select --install + EOS + satisfy { MacOS::CLT.installed? } + end + + keg_only :versioned_formula + + depends_on "pkg-config" => :build + depends_on "gdbm" + depends_on "openssl@1.1" + depends_on "readline" + depends_on "sqlite" + depends_on "xz" + + uses_from_macos "bzip2" + uses_from_macos "libffi" + uses_from_macos "ncurses" + uses_from_macos "unzip" + uses_from_macos "zlib" + + skip_clean "bin/pip3", "bin/pip-3.10" + skip_clean "bin/easy_install3", "bin/easy_install-3.10" + + resource "setuptools" do + url "https://files.pythonhosted.org/packages/7c/1b/9b68465658cda69f33c31c4dbd511ac5648835680ea8de87ce05c81f95bf/setuptools-50.3.0.zip" + sha256 "39060a59d91cf5cf403fa3bacbb52df4205a8c3585e0b9ba4b30e0e19d4c4b18" + end + + resource "pip" do + url "https://files.pythonhosted.org/packages/59/64/4718738ffbc22d98b5223dbd6c5bb87c476d83a4c71719402935170064c7/pip-20.2.3.tar.gz" + sha256 "30c70b6179711a7c4cf76da89e8a0f5282279dfb0278bec7b94134be92543b6d" + end + + resource "wheel" do + url "https://files.pythonhosted.org/packages/83/72/611c121b6bd15479cb62f1a425b2e3372e121b324228df28e64cc28b01c2/wheel-0.35.1.tar.gz" + sha256 "99a22d87add3f634ff917310a3d87e499f19e663413a52eb9232c447aa646c9f" + end + + def install + # Unset these so that installing pip and setuptools puts them where we want + # and not into some other Python the user has installed. + ENV["PYTHONHOME"] = nil + ENV["PYTHONPATH"] = nil + + xy = (buildpath/"configure.ac").read.slice(/PYTHON_VERSION, (3\.\d+)/, 1) + lib_cellar = prefix/"Frameworks/Python.framework/Versions/#{xy}/lib/python#{xy}" + + args = %W[ + --prefix=#{prefix} + --enable-ipv6 + --datarootdir=#{share} + --datadir=#{share} + --enable-framework=#{frameworks} + --enable-loadable-sqlite-extensions + --without-ensurepip + --with-dtrace + --with-openssl=#{Formula["openssl@1.1"].opt_prefix} + ] + + cflags = [] + ldflags = [] + cppflags = [] + + if MacOS.sdk_path_if_needed + # Help Python's build system (setuptools/pip) to build things on SDK-based systems + # The setup.py looks at "-isysroot" to get the sysroot (and not at --sysroot) + cflags << "-isysroot #{MacOS.sdk_path}" << "-I#{MacOS.sdk_path}/usr/include" + ldflags << "-isysroot #{MacOS.sdk_path}" + # For the Xlib.h, Python needs this header dir with the system Tk + # Yep, this needs the absolute path where zlib needed a path relative + # to the SDK. + cflags << "-I#{MacOS.sdk_path}/System/Library/Frameworks/Tk.framework/Versions/8.5/Headers" + end + # Avoid linking to libgcc https://mail.python.org/pipermail/python-dev/2012-February/116205.html + args << "MACOSX_DEPLOYMENT_TARGET=#{MacOS.version}" + + # We want our readline! This is just to outsmart the detection code, + # superenv makes cc always find includes/libs! + inreplace "setup.py", + "do_readline = self.compiler.find_library_file(self.lib_dirs, 'readline')", + "do_readline = '#{Formula["readline"].opt_lib}/libhistory.dylib'" + + inreplace "setup.py" do |s| + s.gsub! "sqlite_setup_debug = False", "sqlite_setup_debug = True" + s.gsub! "for d_ in self.inc_dirs + sqlite_inc_paths:", + "for d_ in ['#{Formula["sqlite"].opt_include}']:" + end + + # Allow python modules to use ctypes.find_library to find homebrew's stuff + # even if homebrew is not a /usr/local/lib. Try this with: + # `brew install enchant && pip install pyenchant` + inreplace "./Lib/ctypes/macholib/dyld.py" do |f| + f.gsub! "DEFAULT_LIBRARY_FALLBACK = [", "DEFAULT_LIBRARY_FALLBACK = [ '#{HOMEBREW_PREFIX}/lib'," + f.gsub! "DEFAULT_FRAMEWORK_FALLBACK = [", "DEFAULT_FRAMEWORK_FALLBACK = [ '#{HOMEBREW_PREFIX}/Frameworks'," + end + + args << "CFLAGS=#{cflags.join(" ")}" unless cflags.empty? + args << "LDFLAGS=#{ldflags.join(" ")}" unless ldflags.empty? + args << "CPPFLAGS=#{cppflags.join(" ")}" unless cppflags.empty? + + system "./configure", *args + system "make" + + ENV.deparallelize do + # Tell Python not to install into /Applications (default for framework builds) + system "make", "install", "PYTHONAPPSDIR=#{prefix}" + system "make", "frameworkinstallextras", "PYTHONAPPSDIR=#{pkgshare}" + end + + # Any .app get a " 3" attached, so it does not conflict with python 2.x. + Dir.glob("#{prefix}/*.app") { |app| mv app, app.sub(/\.app$/, " 3.app") } + + # Prevent third-party packages from building against fragile Cellar paths + inreplace Dir[lib_cellar/"**/_sysconfigdata__darwin_darwin.py", + lib_cellar/"config*/Makefile", + frameworks/"Python.framework/Versions/3*/lib/pkgconfig/python-3.??.pc"], + prefix, opt_prefix + + # Help third-party packages find the Python framework + inreplace Dir[lib_cellar/"config*/Makefile"], + /^LINKFORSHARED=(.*)PYTHONFRAMEWORKDIR(.*)/, + "LINKFORSHARED=\\1PYTHONFRAMEWORKINSTALLDIR\\2" + + # Fix for https://github.com/Homebrew/homebrew-core/issues/21212 + inreplace Dir[lib_cellar/"**/_sysconfigdata__darwin_darwin.py"], + %r{('LINKFORSHARED': .*?)'(Python.framework/Versions/3.\d+/Python)'}m, + "\\1'#{opt_prefix}/Frameworks/\\2'" + + # Symlink the pkgconfig files into HOMEBREW_PREFIX so they're accessible. + (lib/"pkgconfig").install_symlink Dir["#{frameworks}/Python.framework/Versions/#{xy}/lib/pkgconfig/*"] + + # Remove the site-packages that Python created in its Cellar. + (prefix/"Frameworks/Python.framework/Versions/#{xy}/lib/python#{xy}/site-packages").rmtree + + %w[setuptools pip wheel].each do |r| + (libexec/r).install resource(r) + end + + # Remove wheel test data. + # It's for people editing wheel and contains binaries which fail `brew linkage`. + rm libexec/"wheel/tox.ini" + rm_r libexec/"wheel/tests" + + # Install unversioned symlinks in libexec/bin. + { + "idle" => "idle3", + "pydoc" => "pydoc3", + "python" => "python3", + "python-config" => "python3-config", + }.each do |unversioned_name, versioned_name| + (libexec/"bin").install_symlink (bin/versioned_name).realpath => unversioned_name + end + end + + def post_install + ENV.delete "PYTHONPATH" + + xy = (prefix/"Frameworks/Python.framework/Versions").children.min.basename.to_s + site_packages = HOMEBREW_PREFIX/"lib/python#{xy}/site-packages" + site_packages_cellar = prefix/"Frameworks/Python.framework/Versions/#{xy}/lib/python#{xy}/site-packages" + + # Fix up the site-packages so that user-installed Python software survives + # minor updates, such as going from 3.3.2 to 3.3.3: + + # Create a site-packages in HOMEBREW_PREFIX/lib/python#{xy}/site-packages + site_packages.mkpath + + # Symlink the prefix site-packages into the cellar. + site_packages_cellar.unlink if site_packages_cellar.exist? + site_packages_cellar.parent.install_symlink site_packages + + # Write our sitecustomize.py + rm_rf Dir["#{site_packages}/sitecustomize.py[co]"] + (site_packages/"sitecustomize.py").atomic_write(sitecustomize) + + # Remove old setuptools installations that may still fly around and be + # listed in the easy_install.pth. This can break setuptools build with + # zipimport.ZipImportError: bad local file header + # setuptools-0.9.8-py3.3.egg + rm_rf Dir["#{site_packages}/setuptools*"] + rm_rf Dir["#{site_packages}/distribute*"] + rm_rf Dir["#{site_packages}/pip[-_.][0-9]*", "#{site_packages}/pip"] + + %w[setuptools pip wheel].each do |pkg| + (libexec/pkg).cd do + system bin/"python3", "-s", "setup.py", "--no-user-cfg", "install", + "--force", "--verbose", "--install-scripts=#{bin}", + "--install-lib=#{site_packages}", + "--single-version-externally-managed", + "--record=installed.txt" + end + end + + rm_rf [bin/"pip", bin/"easy_install"] + mv bin/"wheel", bin/"wheel3" + + # Install unversioned symlinks in libexec/bin. + { + "easy_install" => "easy_install-#{xy}", + "pip" => "pip3", + "wheel" => "wheel3", + }.each do |unversioned_name, versioned_name| + (libexec/"bin").install_symlink (bin/versioned_name).realpath => unversioned_name + end + + # post_install happens after link + %W[python#{xy}].each do |e| + (HOMEBREW_PREFIX/"bin").install_symlink bin/e + end + + # Help distutils find brewed stuff when building extensions + include_dirs = [HOMEBREW_PREFIX/"include", Formula["openssl@1.1"].opt_include, + Formula["sqlite"].opt_include] + library_dirs = [HOMEBREW_PREFIX/"lib", Formula["openssl@1.1"].opt_lib, + Formula["sqlite"].opt_lib] + + cfg = prefix/"Frameworks/Python.framework/Versions/#{xy}/lib/python#{xy}/distutils/distutils.cfg" + + cfg.atomic_write <<~EOS + [install] + prefix=#{HOMEBREW_PREFIX} + [build_ext] + include_dirs=#{include_dirs.join ":"} + library_dirs=#{library_dirs.join ":"} + EOS + end + + def sitecustomize + xy = (prefix/"Frameworks/Python.framework/Versions").children.min.basename.to_s + + <<~EOS + # This file is created by Homebrew and is executed on each python startup. + # Don't print from here, or else python command line scripts may fail! + # + import re + import os + import sys + if sys.version_info[0] != 3: + # This can only happen if the user has set the PYTHONPATH for 3.x and run Python 2.x or vice versa. + # Every Python looks at the PYTHONPATH variable and we can't fix it here in sitecustomize.py, + # because the PYTHONPATH is evaluated after the sitecustomize.py. Many modules (e.g. PyQt4) are + # built only for a specific version of Python and will fail with cryptic error messages. + # In the end this means: Don't set the PYTHONPATH permanently if you use different Python versions. + exit('Your PYTHONPATH points to a site-packages dir for Python 3.x but you are running Python ' + + str(sys.version_info[0]) + '.x!\\n PYTHONPATH is currently: "' + str(os.environ['PYTHONPATH']) + '"\\n' + + ' You should `unset PYTHONPATH` to fix this.') + # Only do this for a brewed python: + if os.path.realpath(sys.executable).startswith('#{rack}'): + # Shuffle /Library site-packages to the end of sys.path + library_site = '/Library/Python/#{xy}/site-packages' + library_packages = [p for p in sys.path if p.startswith(library_site)] + sys.path = [p for p in sys.path if not p.startswith(library_site)] + # .pth files have already been processed so don't use addsitedir + sys.path.extend(library_packages) + # the Cellar site-packages is a symlink to the HOMEBREW_PREFIX + # site_packages; prefer the shorter paths + long_prefix = re.compile(r'#{rack}/[0-9\._abrc]+/Frameworks/Python\.framework/Versions/#{xy}/lib/python#{xy}/site-packages') + sys.path = [long_prefix.sub('#{HOMEBREW_PREFIX/"lib/python#{xy}/site-packages"}', p) for p in sys.path] + # Set the sys.executable to use the opt_prefix, unless explicitly set + # with PYTHONEXECUTABLE: + if 'PYTHONEXECUTABLE' not in os.environ: + sys.executable = '#{opt_bin}/python#{xy}' + EOS + end + + def caveats + xy = if prefix.exist? + (prefix/"Frameworks/Python.framework/Versions").children.min.basename.to_s + else + version.to_s.slice(/(3\.\d+)/) || "3.10" + end + <<~EOS + Python has been installed as + #{opt_bin}/python3 + + You can install Python packages with + #{opt_bin}/pip3 install + They will install into the site-package directory + #{prefix/"Frameworks/Python.framework/Versions/#{xy}/lib/python#{xy}/site-packages"} + + See: https://docs.brew.sh/Homebrew-and-Python + EOS + end + + test do + xy = (prefix/"Frameworks/Python.framework/Versions").children.min.basename.to_s + # 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 "#{bin}/python#{xy}", "-c", "import sqlite3" + # Check if some other modules import. Then the linked libs are working. + system "#{bin}/python#{xy}", "-c", "import tkinter; root = tkinter.Tk()" + system "#{bin}/python#{xy}", "-c", "import _gdbm" + system "#{bin}/python#{xy}", "-c", "import zlib" + system "#{bin}/python#{xy}", "-c", "import hashlib" + system "#{bin}/python#{xy}", "-c", "import ssl" + system bin/"pip3", "list", "--format=columns" + end +end diff --git a/README.md b/README.md index 4503d1f..688f71c 100644 --- a/README.md +++ b/README.md @@ -23,6 +23,7 @@ is symlinked to `${HOMEBREW_PREFIX:-/usr/local}/bin`. - 3.5 (3.5.10) - 3.6 (3.6.12) - 3.9 (3.9.0) +- 3.10 (3.10.0a1) ## License