From 4b98b39cea3c4afc103bf477c2f8b42e9dd1aaf6 Mon Sep 17 00:00:00 2001
From: Anthony Sottile <asottile@umich.edu>
Date: Mon, 2 Jun 2014 07:26:44 -0700
Subject: [PATCH] language_version works for python.

---
 pre_commit/languages/python.py | 5 ++++-
 setup.py                       | 1 +
 tests/repository_test.py       | 1 -
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/pre_commit/languages/python.py b/pre_commit/languages/python.py
index 68a38887..0ad39c0a 100644
--- a/pre_commit/languages/python.py
+++ b/pre_commit/languages/python.py
@@ -23,7 +23,10 @@ def install_environment(repo_cmd_runner, version='default'):
 
     # Install a virtualenv
     with clean_path_on_failure(repo_cmd_runner.path(ENVIRONMENT_DIR)):
-        repo_cmd_runner.run(['virtualenv', '{{prefix}}{0}'.format(ENVIRONMENT_DIR)])
+        venv_cmd = ['virtualenv', '{{prefix}}{0}'.format(ENVIRONMENT_DIR)]
+        if version != 'default':
+            venv_cmd.extend(['-p', version])
+        repo_cmd_runner.run(venv_cmd)
         with in_env(repo_cmd_runner) as env:
             env.run('cd {prefix} && pip install .')
 
diff --git a/setup.py b/setup.py
index 3a5a857b..2417b1ae 100644
--- a/setup.py
+++ b/setup.py
@@ -36,6 +36,7 @@ setup(
         'plumbum',
         'pyyaml',
         'simplejson',
+        'virtualenv',
     ],
     entry_points={
         'console_scripts': [
diff --git a/tests/repository_test.py b/tests/repository_test.py
index 8beaeff5..408eb8f8 100644
--- a/tests/repository_test.py
+++ b/tests/repository_test.py
@@ -24,7 +24,6 @@ def test_run_a_python_hook(config_for_python_hooks_repo, store):
     assert ret[1] == "['/dev/null']\nHello World\n"
 
 
-@pytest.mark.xfail
 @pytest.mark.integration
 def test_run_versioned_hook(config_for_python3_hooks_repo, store):
     repo = Repository.create(config_for_python3_hooks_repo, store)