Updated with Future Plans, plus app factory

rhyselsmore · rhyselsmore · commit 5b7920e9edc6 · 2013-07-05T16:57:31.000+10:00
diff --git a/README.md b/README.md
@@ -3,6 +3,24 @@ Flask-Redis
 
 Adds Redis Support to Flask. Dead Simple.
 
+Currently a single namespace within the configuration is supported. 
+
+```
+REDIS_URL="redis://localhost"
+```
+
+with the Redis instance automatically loading variables from this namespace.
+
+In the future, the ability to declare multiple Redis namespaces will be available
+
+```
+REDIS_CACHE_URL="redis://localhost/0"
+REDIS_METRICS_URL="redis://localhost/0"
+
+redis_cache = Redis(config_prefix="REDIS_CACHE")
+redis_metrics = Redis(config_prefix="REDIS_METRICS")
+```
+
 ## Installation 
 
 ```
@@ -32,7 +50,10 @@ or
 from flask import Flask
 from flask_redis import Redis
 
-app = Flask(__name__)
 redis = Redis()
-redis.init_app(app)
+
+def create_app():
+    app = Flask(__name__)
+    redis.init_app(app)
+    return app
 ```
