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homebrew-core/Formula/python.rb
Dominyk Tiller 06be9995b9 setuptools 5.4.2 
Closes Homebrew/homebrew#31415.
Closes Homebrew/homebrew#31436.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
2014-08-07 23:27:12 -05:00

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require "formula"
class Python < Formula
homepage "http://www.python.org"
head "http://hg.python.org/cpython", :using => :hg, :branch => "2.7"
url "http://www.python.org/ftp/python/2.7.8/Python-2.7.8.tgz"
sha1 "511960dd78451a06c9df76509635aeec05b2051a"
bottle do
sha1 "11c4ad33f1a0ec2a9dee025f246e67a0783e8bdb" => :mavericks
sha1 "522a99761335205b29f348dd9861dc6630a29a35" => :mountain_lion
sha1 "07ba7ee28c2d6a6d8fcc613b27574090f0e2f27e" => :lion
end
option :universal
option "quicktest", "Run `make quicktest` after the build (for devs; may fail)"
option "with-brewed-tk", "Use Homebrew's Tk (has optional Cocoa and threads support)"
option "with-poll", "Enable select.poll, which is not fully implemented on OS X (http://bugs.python.org/issue5154)"
option "with-dtrace", "Experimental DTrace support (http://bugs.python.org/issue13405)"
depends_on "pkg-config" => :build
depends_on "readline" => :recommended
depends_on "sqlite" => :recommended
depends_on "gdbm" => :recommended
depends_on "openssl"
depends_on "homebrew/dupes/tcl-tk" if build.with? "brewed-tk"
depends_on :x11 if build.with? "brewed-tk" and Tab.for_name("tcl-tk").with? "x11"
skip_clean "bin/pip", "bin/pip-2.7"
skip_clean "bin/easy_install", "bin/easy_install-2.7"
resource "setuptools" do
url "https://pypi.python.org/packages/source/s/setuptools/setuptools-5.4.2.tar.gz"
sha1 "a681ba56c30c0eb66528215842d3e3fcb5157614"
end
resource "pip" do
url "https://pypi.python.org/packages/source/p/pip/pip-1.5.6.tar.gz"
sha1 "e6cd9e6f2fd8d28c9976313632ef8aa8ac31249e"
end
# Patch to disable the search for Tk.framework, since Homebrew's Tk is
# a plain unix build. Remove `-lX11`, too because our Tk is "AquaTk".
patch :DATA if build.with? "brewed-tk"
def lib_cellar
prefix/"Frameworks/Python.framework/Versions/2.7/lib/python2.7"
end
def site_packages_cellar
lib_cellar/"site-packages"
end
# The HOMEBREW_PREFIX location of site-packages.
def site_packages
HOMEBREW_PREFIX/"lib/python2.7/site-packages"
end
# setuptools remembers the build flags python is built with and uses them to
# build packages later. Xcode-only systems need different flags.
def pour_bottle?
MacOS::CLT.installed?
end
def install
if build.with? "poll"
opoo "The given option --with-poll enables a somewhat broken poll() on OS X (http://bugs.python.org/issue5154)."
end
# 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
args = %W[
--prefix=#{prefix}
--enable-ipv6
--datarootdir=#{share}
--datadir=#{share}
--enable-framework=#{frameworks}
]
args << "--without-gcc" if ENV.compiler == :clang
args << "--with-dtrace" if build.with? "dtrace"
if superenv?
distutils_fix_superenv(args)
else
distutils_fix_stdenv
end
if build.universal?
ENV.universal_binary
args << "--enable-universalsdk=/" << "--with-universal-archs=intel"
end
# Allow sqlite3 module to load extensions:
# http://docs.python.org/library/sqlite3.html#f1
if build.with? "sqlite"
inreplace("setup.py", 'sqlite_defines.append(("SQLITE_OMIT_LOAD_EXTENSION", "1"))', '')
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
if build.with? "brewed-tk"
tcl_tk = Formula["tcl-tk"].opt_prefix
ENV.append "CPPFLAGS", "-I#{tcl_tk}/include"
ENV.append "LDFLAGS", "-L#{tcl_tk}/lib"
end
system "./configure", *args
# HAVE_POLL is "broken" on OS X. See:
# http://trac.macports.org/ticket/18376
# http://bugs.python.org/issue5154
if build.without? "poll"
inreplace "pyconfig.h", /.*?(HAVE_POLL[_A-Z]*).*/, '#undef \1'
end
system "make"
ENV.deparallelize # installs must be serialized
# Tell Python not to install into /Applications
system "make", "install", "PYTHONAPPSDIR=#{prefix}"
# Demos and Tools
system "make", "frameworkinstallextras", "PYTHONAPPSDIR=#{share}/python"
system "make", "quicktest" if build.include? 'quicktest'
# Fixes setting Python build flags for certain software
# See: https://github.com/Homebrew/homebrew/pull/20182
# http://bugs.python.org/issue3588
inreplace lib_cellar/"config/Makefile" do |s|
s.change_make_var! "LINKFORSHARED",
"-u _PyMac_Error $(PYTHONFRAMEWORKINSTALLDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)"
end
# Remove the site-packages that Python created in its Cellar.
site_packages_cellar.rmtree
(libexec/'setuptools').install resource('setuptools')
(libexec/'pip').install resource('pip')
end
def post_install
# Fix up the site-packages so that user-installed Python software survives
# minor updates, such as going from 2.7.0 to 2.7.1:
# Create a site-packages in HOMEBREW_PREFIX/lib/python2.7/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-0.9.5-py3.3.egg
rm_rf Dir["#{site_packages}/setuptools*"]
rm_rf Dir["#{site_packages}/distribute*"]
setup_args = ["-s", "setup.py", "--no-user-cfg", "install", "--force",
"--verbose",
"--install-scripts=#{bin}",
"--install-lib=#{site_packages}"]
(libexec/"setuptools").cd { system "#{bin}/python", *setup_args }
(libexec/"pip").cd { system "#{bin}/python", *setup_args }
# When building from source, these symlinks will not exist, since
# post_install happens after linking.
%w[pip pip2 pip2.7 easy_install easy_install-2.7].each do |e|
(HOMEBREW_PREFIX/"bin").install_symlink bin/e
end
# And now we write the distutils.cfg
cfg = lib_cellar/"distutils/distutils.cfg"
cfg.atomic_write <<-EOF.undent
[global]
verbose=1
[install]
force=1
prefix=#{HOMEBREW_PREFIX}
EOF
end
def distutils_fix_superenv(args)
# This is not for building python itself but to allow Python's build tools
# (pip) to find brewed stuff when installing python packages.
sqlite = Formula["sqlite"].opt_prefix
cflags = "CFLAGS=-I#{HOMEBREW_PREFIX}/include -I#{sqlite}/include"
ldflags = "LDFLAGS=-L#{HOMEBREW_PREFIX}/lib -L#{sqlite}/lib"
if build.with? "brewed-tk"
tcl_tk = Formula["tcl-tk"].opt_prefix
cflags += " -I#{tcl_tk}/include"
ldflags += " -L#{tcl_tk}/lib"
end
unless MacOS::CLT.installed?
# Help Python's build system (setuptools/pip) to build things on Xcode-only systems
# The setup.py looks at "-isysroot" to get the sysroot (and not at --sysroot)
cflags += " -isysroot #{MacOS.sdk_path}"
ldflags += " -isysroot #{MacOS.sdk_path}"
# Same zlib.h-not-found-bug as in env :std (see below)
args << "CPPFLAGS=-I#{MacOS.sdk_path}/usr/include"
# For the Xlib.h, Python needs this header dir with the system Tk
if build.without? "brewed-tk"
cflags += " -I#{MacOS.sdk_path}/System/Library/Frameworks/Tk.framework/Versions/8.5/Headers"
end
end
args << cflags
args << ldflags
# Avoid linking to libgcc http://code.activestate.com/lists/python-dev/112195/
args << "MACOSX_DEPLOYMENT_TARGET=#{MacOS.version}"
# We want our readline! This is just to outsmart the detection code,
# superenv handles that cc finds includes/libs!
inreplace "setup.py",
"do_readline = self.compiler.find_library_file(lib_dirs, 'readline')",
"do_readline = '#{HOMEBREW_PREFIX}/opt/readline/lib/libhistory.dylib'"
end
def distutils_fix_stdenv
# Python scans all "-I" dirs but not "-isysroot", so we add
# the needed includes with "-I" here to avoid this err:
# building dbm using ndbm
# error: /usr/include/zlib.h: No such file or directory
ENV.append "CPPFLAGS", "-I#{MacOS.sdk_path}/usr/include" unless MacOS::CLT.installed?
# Don't use optimizations other than "-Os" here, because Python's distutils
# remembers (hint: `python-config --cflags`) and reuses them for C
# extensions which can break software (such as scipy 0.11 fails when
# "-msse4" is present.)
ENV.minimal_optimization
# We need to enable warnings because the configure.in uses -Werror to detect
# "whether gcc supports ParseTuple" (https://github.com/Homebrew/homebrew/issues/12194)
ENV.enable_warnings
if ENV.compiler == :clang
# http://docs.python.org/devguide/setup.html#id8 suggests to disable some Warnings.
ENV.append_to_cflags "-Wno-unused-value"
ENV.append_to_cflags "-Wno-empty-body"
end
end
def sitecustomize
<<-EOF.undent
# 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!
# <https://github.com/Homebrew/homebrew/wiki/Homebrew-and-Python>
import os
import sys
if sys.version_info[0] != 2:
# 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 2.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.')
else:
# Only do this for a brewed python:
opt_executable = '#{opt_bin}/python2.7'
if os.path.commonprefix([os.path.realpath(e) for e in [opt_executable, sys.executable]]).startswith('#{rack}'):
# Remove /System site-packages, and the Cellar site-packages
# which we moved to lib/pythonX.Y/site-packages. Further, remove
# HOMEBREW_PREFIX/lib/python because we later addsitedir(...).
sys.path = [ p for p in sys.path
if (not p.startswith('/System') and
not p.startswith('#{HOMEBREW_PREFIX}/lib/python') and
not (p.startswith('#{rack}') and p.endswith('site-packages'))) ]
# LINKFORSHARED (and python-config --ldflags) return the
# full path to the lib (yes, "Python" is actually the lib, not a
# dir) so that third-party software does not need to add the
# -F/#{HOMEBREW_PREFIX}/Frameworks switch.
# Assume Framework style build (default since months in brew)
try:
from _sysconfigdata import build_time_vars
build_time_vars['LINKFORSHARED'] = '-u _PyMac_Error #{opt_prefix}/Frameworks/Python.framework/Versions/2.7/Python'
except:
pass # remember: don't print here. Better to fail silently.
# Set the sys.executable to use the opt_prefix
sys.executable = opt_executable
# Tell about homebrew's site-packages location.
# This is needed for Python to parse *.pth.
import site
site.addsitedir('#{site_packages}')
EOF
end
def caveats; <<-EOS.undent
Setuptools and Pip have been installed. To update them
pip install --upgrade setuptools
pip install --upgrade pip
You can install Python packages with
pip install <package>
They will install into the site-package directory
#{site_packages}
See: https://github.com/Homebrew/homebrew/wiki/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 "#{bin}/python", "-c", "import sqlite3"
# Check if some other modules import. Then the linked libs are working.
system "#{bin}/python", "-c", "import Tkinter; root = Tkinter.Tk()"
end
end
__END__
diff --git a/setup.py b/setup.py
index 716f08e..66114ef 100644
--- a/setup.py
+++ b/setup.py
@@ -1810,9 +1810,6 @@ class PyBuildExt(build_ext):
# Rather than complicate the code below, detecting and building
# AquaTk is a separate method. Only one Tkinter will be built on
# Darwin - either AquaTk, if it is found, or X11 based Tk.
- if (host_platform == 'darwin' and
- self.detect_tkinter_darwin(inc_dirs, lib_dirs)):
- return
# Assume we haven't found any of the libraries or include files
# The versions with dots are used on Unix, and the versions without
@@ -1858,21 +1855,6 @@ class PyBuildExt(build_ext):
if dir not in include_dirs:
include_dirs.append(dir)
- # Check for various platform-specific directories
- if host_platform == 'sunos5':
- include_dirs.append('/usr/openwin/include')
- added_lib_dirs.append('/usr/openwin/lib')
- elif os.path.exists('/usr/X11R6/include'):
- include_dirs.append('/usr/X11R6/include')
- added_lib_dirs.append('/usr/X11R6/lib64')
- added_lib_dirs.append('/usr/X11R6/lib')
- elif os.path.exists('/usr/X11R5/include'):
- include_dirs.append('/usr/X11R5/include')
- added_lib_dirs.append('/usr/X11R5/lib')
- else:
- # Assume default location for X11
- include_dirs.append('/usr/X11/include')
- added_lib_dirs.append('/usr/X11/lib')
# If Cygwin, then verify that X is installed before proceeding
if host_platform == 'cygwin':
@@ -1897,9 +1879,6 @@ class PyBuildExt(build_ext):
if host_platform in ['aix3', 'aix4']:
libs.append('ld')
- # Finally, link with the X11 libraries (not appropriate on cygwin)
- if host_platform != "cygwin":
- libs.append('X11')
ext = Extension('_tkinter', ['_tkinter.c', 'tkappinit.c'],
define_macros=[('WITH_APPINIT', 1)] + defs,
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