From 5320391bb52442bcb4549b61e89feff0867d2746 Mon Sep 17 00:00:00 2001
From: Mike McQuaid
Date: Tue, 1 Apr 2014 22:12:41 -0500
Subject: python3: support bottling.

Move a bunch of site_packages stuff to post_install.

Closes #27968.
---
 Library/Formula/python3.rb | 27 ++++++++++++++++-----------
 1 file changed, 16 insertions(+), 11 deletions(-)

(limited to 'Library/Formula/python3.rb')

diff --git a/Library/Formula/python3.rb b/Library/Formula/python3.rb
index cf8c7a66d..f2d8acbea 100644
--- a/Library/Formula/python3.rb
+++ b/Library/Formula/python3.rb
@@ -109,14 +109,28 @@ class Python3 < Formula
       mv app, app.gsub(".app", " 3.app")
     end
 
-    # Post-install, 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:
+    # A fix, because python and python3 both want to install Python.framework
+    # and therefore we can't link both into HOMEBREW_PREFIX/Frameworks
+    # https://github.com/Homebrew/homebrew/issues/15943
+    ["Headers", "Python", "Resources"].each{ |f| rm(prefix/"Frameworks/Python.framework/#{f}") }
+    rm prefix/"Frameworks/Python.framework/Versions/Current"
+
+    # Remove 2to3 because python2 also installs it
+    rm bin/"2to3"
 
     # Remove the site-packages that Python created in its Cellar.
     site_packages_cellar.rmtree
+  end
+
+  def post_install
+    # 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#{VER}/site-packages
     site_packages.mkpath
+
     # Symlink the prefix site-packages into the cellar.
+    site_packages_cellar.delete if site_packages_cellar.exist?
     site_packages_cellar.parent.install_symlink site_packages
 
     # Write our sitecustomize.py
@@ -142,15 +156,6 @@ class Python3 < Formula
       [install]
       prefix=#{HOMEBREW_PREFIX}
     EOF
-
-    # A fix, because python and python3 both want to install Python.framework
-    # and therefore we can't link both into HOMEBREW_PREFIX/Frameworks
-    # https://github.com/Homebrew/homebrew/issues/15943
-    ["Headers", "Python", "Resources"].each{ |f| rm(prefix/"Frameworks/Python.framework/#{f}") }
-    rm prefix/"Frameworks/Python.framework/Versions/Current"
-
-    # Remove 2to3 because python2 also installs it
-    rm bin/"2to3"
   end
 
   def distutils_fix_superenv(args)
-- 
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