diff --git a/README.rst b/README.rst
index 06cef275..4cc20838 100644
--- a/README.rst
+++ b/README.rst
@@ -181,7 +181,7 @@ runtime/function/execution in Qinling.
             main()
         EOF
       $ pip install requests -t ~/qinling_test
-      $ zip ~/qinling_test/qinling_test.zip ~/qinling_test/*
+      $ zip -r ~/qinling_test/qinling_test.zip ~/qinling_test/*
 
    .. end
 
diff --git a/qinling/api/controllers/v1/execution.py b/qinling/api/controllers/v1/execution.py
index 7a923450..d9afbd8d 100644
--- a/qinling/api/controllers/v1/execution.py
+++ b/qinling/api/controllers/v1/execution.py
@@ -76,11 +76,12 @@ class ExecutionsController(rest.RestController):
 
             db_model = db_api.create_execution(params)
 
-        self.engine_client.create_execution(
-            db_model.id, function_id, runtime_id,
-            input=params.get('input'),
-            is_sync=is_sync
-        )
+        if not func_url:
+            self.engine_client.create_execution(
+                db_model.id, function_id, runtime_id,
+                input=params.get('input'),
+                is_sync=is_sync
+            )
 
         if is_sync:
             db_model = db_api.get_execution(db_model.id)
diff --git a/runtimes/python2/README.md b/runtimes/python2/README.md
index 277a6efa..4ebd8c37 100644
--- a/runtimes/python2/README.md
+++ b/runtimes/python2/README.md
@@ -12,7 +12,7 @@ in their function packages through Qinling API or CLI.
 You'll need access to a Docker registry to push the image, by default it's
 docker hub. After modification, build a new image and upload to docker hub:
 
-    docker build -t USER/python-runtime. && docker push USER/python-runtime
+    docker build -t USER/python-runtime . && docker push USER/python-runtime
 
 
 ## Using the image in Qinling
diff --git a/runtimes/python2/server.py b/runtimes/python2/server.py
index b077cef7..3a140bee 100644
--- a/runtimes/python2/server.py
+++ b/runtimes/python2/server.py
@@ -33,7 +33,7 @@ file_name = ''
 def download():
     download_url = request.form['download_url']
     function_id = request.form['function_id']
-    token = request.form['token']
+    token = request.form.get('token')
 
     headers = {}
     if token:
@@ -67,9 +67,17 @@ def execute():
     importer = zipimport.zipimporter(file_name)
     module = importer.load_module('main')
 
+    input = {}
+    if request.form:
+        # Refer to:
+        # http://werkzeug.pocoo.org/docs/0.12/datastructures/#werkzeug.datastructures.MultiDict
+        input = request.form.to_dict()
+
+    app.logger.debug('Invoking function with input: %s' % input)
+
     start = time.time()
     try:
-        result = module.main()
+        result = module.main(**input)
     except Exception as e:
         result = str(e)