v74

Update readme to Python 2.7.11 and 3.5.1

CHANGELOG.md

@@ -1,5 +1,8 @@
 # Python Buildpack Changelog
 
+## v74 (2015-12-29)
+
+Added warnings for lack of Procfile.
 
 ## v72 (2015-12-07)
 

Readme.md

@@ -19,7 +19,7 @@ Example usage:
     $ git push heroku master
     ...
     -----> Python app detected
-    -----> Installing runtime (python-2.7.10)
+    -----> Installing runtime (python-2.7.11)
     -----> Installing dependencies using pip
            Downloading/unpacking requests (from -r requirements.txt (line 1))
            Installing collected packages: requests
@@ -46,9 +46,9 @@ You can also provide arbitrary releases Python with a `runtime.txt` file.
 
 Runtime options include:
 
-- python-2.7.10
+- python-2.7.11
-- python-3.5.0
+- python-3.5.1
-- pypy-2.6.1 (unsupported, experimental)
+- pypy-4.0.1 (unsupported, experimental)
 - pypy3-2.4.0 (unsupported, experimental)
 
 Other [unsupported runtimes](https://github.com/heroku/heroku-buildpack-python/tree/master/builds/runtimes) are available as well.

bin/compile

@@ -109,6 +109,12 @@ export PKG_CONFIG_PATH=/app/.heroku/vendor/lib/pkg-config:$BUILD_DIR/.heroku/ven
 # Switch to the repo's context.
 cd $BUILD_DIR
 
+# Warn for lack of Procfile.
+if [[ ! -f Procfile ]]; then
+  puts-warn 'Warning: Your application is missing a Procfile. This file tells Heroku how to run your application.'
+  puts-warn 'Learn more: https://devcenter.heroku.com/articles/procfile'
+fi
+
 # Experimental pre_compile hook.
 bpwatch start pre_compile
   source $BIN_DIR/steps/hooks/pre_compile