Update main example

README.rst

@@ -52,30 +52,31 @@ Installation
 
     pip install dependency_injector
 
-Examples
---------
+Example
+-------
 
 .. code-block:: python
 
-    """Dependency Injector initial example."""
+    """Dependency Injector example."""
 
     import sys
     import sqlite3
-    import boto.s3.connection
 
-    import services
+    from boto.s3.connection import S3Connection
 
     from dependency_injector import catalogs
     from dependency_injector import providers
     from dependency_injector import injections
 
+    import services  # Example business services module (Users, Photos, Auth)
+
 
     class Platform(catalogs.DeclarativeCatalog):
         """Catalog of platform service providers."""
 
         database = providers.Singleton(sqlite3.connect, ':memory:')
 
-        s3 = providers.Singleton(boto.s3.connection.S3Connection,
+        s3 = providers.Singleton(S3Connection,
                                  aws_access_key_id='KEY',
                                  aws_secret_access_key='SECRET')
 
@@ -97,19 +98,13 @@ Examples
 
     @injections.inject(users_service=Services.users)
     @injections.inject(auth_service=Services.auth)
-    def main(argv, users_service, auth_service):
+    @injections.inject(photos_service=Services.photos)
+    def main(argv, users_service, auth_service, photos_service):
         """Main function."""
         login, password, photo_path = argv[1:]
 
         user = users_service.get_user(login)
         auth_service.authenticate(user, password)
-
-        upload_photo(user, photo_path)
-
-
-    @injections.inject(photos_service=Services.photos)
-    def upload_photo(user, photo_path, photos_service):
-        """Upload photo."""
         photos_service.upload_photo(user['id'], photo_path)
 
 

examples/example.py

@@ -1,22 +1,23 @@
-"""Dependency Injector initial example."""
+"""Dependency Injector example."""
 
 import sys
 import sqlite3
-import boto.s3.connection
 
-import services
+from boto.s3.connection import S3Connection
 
 from dependency_injector import catalogs
 from dependency_injector import providers
 from dependency_injector import injections
 
+import services  # Example business services module (Users, Photos, Auth)
+
 
 class Platform(catalogs.DeclarativeCatalog):
     """Catalog of platform service providers."""
 
     database = providers.Singleton(sqlite3.connect, ':memory:')
 
-    s3 = providers.Singleton(boto.s3.connection.S3Connection,
+    s3 = providers.Singleton(S3Connection,
                              aws_access_key_id='KEY',
                              aws_secret_access_key='SECRET')
 
@@ -38,19 +39,13 @@ class Services(catalogs.DeclarativeCatalog):
 
 @injections.inject(users_service=Services.users)
 @injections.inject(auth_service=Services.auth)
-def main(argv, users_service, auth_service):
+@injections.inject(photos_service=Services.photos)
+def main(argv, users_service, auth_service, photos_service):
     """Main function."""
     login, password, photo_path = argv[1:]
 
     user = users_service.get_user(login)
     auth_service.authenticate(user, password)
-
-    upload_photo(user, photo_path)
-
-
-@injections.inject(photos_service=Services.photos)
-def upload_photo(user, photo_path, photos_service):
-    """Upload photo."""
     photos_service.upload_photo(user['id'], photo_path)