setuptools sanity check

bin/compile

@@ -150,6 +150,9 @@ mkdir -p $(dirname $PROFILE_PATH)
 # Install Python.
 source $BIN_DIR/steps/python
 
+# Sanity check for setuptools/distribute.
+source $BIN_DIR/steps/setuptools
+
 # Uninstall removed dependencies with Pip.
 source $BIN_DIR/steps/pip-uninstall
 

bin/steps/cryptography

@@ -20,7 +20,7 @@ source $BIN_DIR/utils
 bpwatch start libffi_install
 
 # If pylibmc exists within requirements, use vendored cryptography.
-if (pip-grep -s requirements.txt cffi pylibmc) then
+if (pip-grep -s requirements.txt cffi pylibmc &> /dev/null) then
 
   if [ -d ".heroku/vendor/lib/libffi-3.1.1" ]; then
     export LIBFFI=$(pwd)/vendor

bin/steps/pylibmc

@@ -19,7 +19,7 @@ source $BIN_DIR/utils
 bpwatch start pylibmc_install
 
 # If pylibmc exists within requirements, use vendored libmemcached.
-if (pip-grep -s requirements.txt pylibmc) then
+if (pip-grep -s requirements.txt pylibmc &> /dev/null) then
 
   if [ -d ".heroku/vendor/lib/sasl2" ]; then
     export LIBMEMCACHED=$(pwd)/vendor

bin/steps/setuptools

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+# Syntax sugar.
+source $BIN_DIR/utils
+
+if (pip-grep -s requirements.txt setuptools distribute &> /dev/null) then
+
+  puts-warn 'The package setuptools/distribute is listed in requirements.txt.'
+  puts-warn 'Please remove to ensure expected behavior. '
+
+fi