From f86e8079b6890e101148d3ff10e7787d3d5f9e77 Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 5 Sep 2017 10:44:08 -0400
Subject: [PATCH] Blacklist for old apps (#466)

* fixed the bug for pypy-5.8.0

* update changelog

Signed-off-by: Kenneth Reitz <me@kennethreitz.org>

* blacklist for old apps

Signed-off-by: Kenneth Reitz <me@kennethreitz.org>

* only blacklist pythonhome/path

Signed-off-by: Kenneth Reitz <me@kennethreitz.org>

* updated changelog

Signed-off-by: Kenneth Reitz <me@kennethreitz.org>
---
 CHANGELOG.md          | 6 ++++++
 bin/steps/pip-install | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 49f456f3..af8773e1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Python Buildpack Changelog
 
+# 114
+
+- Bugfixes.
+
+Blacklisting `PYTHONHOME` and `PYTHONPATH` for older apps. Upgrades to nltk support.
+
 # 113
 
 - Updates to Pipenv support.
diff --git a/bin/steps/pip-install b/bin/steps/pip-install
index c60d5243..e49a923f 100755
--- a/bin/steps/pip-install
+++ b/bin/steps/pip-install
@@ -6,6 +6,9 @@ if [ ! "$SKIP_PIP_INSTALL" ]; then
     puts-step "Installing requirements with pip"
 
     set +e
+    BLACKLIST='PYTHONHOME|PYTHONPATH'
+    export BLACKLIST
+
     sub_env /app/.heroku/python/bin/pip install -r "$BUILD_DIR/requirements.txt" --exists-action=w --src=/app/.heroku/src --disable-pip-version-check --no-cache-dir 2>&1 | tee "$WARNINGS_LOG" | cleanup | indent
     PIP_STATUS="${PIPESTATUS[0]}"
     set -e
-- 
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