eralchemy 1.1.0

use new virtualenv feature

Closes #10685.

Signed-off-by: ilovezfs <ilovezfs@icloud.com>

Formula/eralchemy.rb

@@ -1,9 +1,10 @@
 class Eralchemy < Formula
+  include Language::Python::Virtualenv
+
   desc "Simple entity relation (ER) diagrams generation"
   homepage "https://github.com/Alexis-benoist/eralchemy"
-  url "https://pypi.python.org/packages/source/E/ERAlchemy/ERAlchemy-1.0.1.tar.gz"
-  sha256 "98425b21fe0f12ff33e72789c8a308baa1c2d5fdf157388162deaa510551da4f"
-  revision 1
+  url "https://files.pythonhosted.org/packages/f8/84/a7e4b73a427425e8d2d0446b6e94320e7ab4c44abe29c66150a7ee14f981/ERAlchemy-1.1.0.tar.gz"
+  sha256 "29ed9d0b865196e428955a3e9f1e1ce4a8e2ce2855aa58f6aaab97991e8407ba"
 
   bottle do
     cellar :any
@@ -20,43 +21,37 @@ class Eralchemy < Formula
   depends_on :postgresql => :optional
 
   resource "pygraphviz" do
-    url "https://pypi.python.org/packages/source/p/pygraphviz/pygraphviz-1.3.1.tar.gz"
+    url "https://files.pythonhosted.org/packages/98/bb/a32e33f7665b921c926209305dde66fe41003a4ad934b10efb7c1211a419/pygraphviz-1.3.1.tar.gz"
     sha256 "7c294cbc9d88946be671cc0d8602aac176d8c56695c0a7d871eadea75a958408"
   end
 
   resource "SQLAlchemy" do
-    url "https://pypi.python.org/packages/source/S/SQLAlchemy/SQLAlchemy-1.0.11.tar.gz"
-    sha256 "0b24729787fa1455009770880ea32b1fa5554e75170763b1aef8b1eb470de8a3"
+    url "https://files.pythonhosted.org/packages/24/de/66d96cbad7a91443af1399469e9aa0aec8a41669ba6d0faae8b8411ddb27/SQLAlchemy-1.1.6.tar.gz"
+    sha256 "815924e3218d878ddd195d2f9f5bf3d2bb39fabaddb1ea27dace6ac27d9865e4"
   end
 
   resource "psycopg2" do
-    url "https://pypi.python.org/packages/source/p/psycopg2/psycopg2-2.6.1.tar.gz"
-    sha256 "6acf9abbbe757ef75dc2ecd9d91ba749547941abaffbe69ff2086a9e37d4904c"
+    url "https://files.pythonhosted.org/packages/62/ca/0a479c9664526e86c2913a7ad593586eeb86b428b7e629e7c7b6b69e3cb7/psycopg2-2.7.tar.gz"
+    sha256 "ceadecf660ad4f7a31ea5baef30a7351add8626f9fd3daaafabb9a9e549f3f9a"
   end
 
   resource "er_example" do
-    url "https://raw.githubusercontent.com/Alexis-benoist/eralchemy/v1.0.1/example/newsmeme.er"
+    url "https://raw.githubusercontent.com/Alexis-benoist/eralchemy/v1.1.0/example/newsmeme.er"
     sha256 "5c475bacd91a63490e1cbbd1741dc70a3435e98161b5b9458d195ee97f40a3fa"
   end
 
   def install
-    ENV.prepend_create_path "PYTHONPATH", libexec/"vendor/lib/python2.7/site-packages"
-    %w[pygraphviz SQLAlchemy].each do |r|
-      resource(r).stage do
-        system "python", *Language::Python.setup_install_args(libexec/"vendor")
-      end
+    venv = virtualenv_create(libexec)
+
+    res = resources.map(&:name).to_set - ["er_example", "psycopg2"]
+
+    res.each do |r|
+      venv.pip_install resource(r)
     end
 
-    if build.with?("postgresql")
-      resource("psycopg2").stage do
-        system "python", *Language::Python.setup_install_args(libexec/"vendor")
-      end
-    end
-    ENV.prepend_create_path "PYTHONPATH", libexec/"lib/python2.7/site-packages"
-    system "python", *Language::Python.setup_install_args(libexec)
+    venv.pip_install resource("psycopg2") if build.with? "postgresql"
 
-    bin.install Dir[libexec/"bin/*"]
-    bin.env_script_all_files(libexec/"bin", :PYTHONPATH => ENV["PYTHONPATH"])
+    venv.pip_install_and_link buildpath
   end
 
   test do