Graceful error handling

examples/python/README.md

@@ -0,0 +1,12 @@
+# Python example
+
+To publish this app to `piku`, make a copy of this folder and run the following commands:
+
+```bash
+cd python_copy
+git init .
+git remote add piku piku@your_server:python_example
+git add .
+git commit -a -m "initial commit"
+git push piku master
+```

piku.py

@@ -53,9 +53,14 @@ def parse_procfile(filename):
         return None
     with open(filename, 'r') as procfile:
         for line in procfile:
-            kind, command = map(lambda x: x.strip(), line.split(":", 1))
-            if kind in ['web', 'worker', 'wsgi']:
-                workers[kind] = command
+            try:
+                kind, command = map(lambda x: x.strip(), line.split(":", 1))
+                if kind in ['web', 'worker', 'wsgi']:
+                    workers[kind] = command
+            except:
+                echo("Warning: unrecognized Procfile declaration '%s'" % line, fg='yellow')
+    if not len(workers):
+        return None
     # WSGI trumps regular web workers
     if 'wsgi' in workers:
         if 'web' in workers: