Update examples to use "region" argument instead of using old, unsupported

approach.

Author: Kami

example_compute.py

@@ -16,11 +16,11 @@
 from libcloud.compute.types import Provider
 from libcloud.compute.providers import get_driver
 
-EC2 = get_driver(Provider.EC2_US_EAST)
+EC2 = get_driver(Provider.EC2)
 Rackspace = get_driver(Provider.RACKSPACE)
 
-drivers = [EC2('access key id', 'secret key'),
-           Rackspace('username', 'api key')]
+drivers = [EC2('access key id', 'secret key', region='us-east-1'),
+           Rackspace('username', 'api key', region='iad')]
 
 nodes = [driver.list_nodes() for driver in drivers]
 

example_loadbalancer.py

@@ -24,9 +24,8 @@
 
 
 def main():
-    Rackspace = get_driver(Provider.RACKSPACE_US)
-
-    driver = Rackspace('username', 'api key')
+    cls = get_driver(Provider.RACKSPACE)
+    driver = cls('username', 'api key', region='ord')
 
     balancers = driver.list_balancers()
 
@@ -68,5 +67,5 @@ def main():
     # remove the balancer
     driver.destroy_balancer(new_balancer)
 
-if __name__ == "__main__":
+if __name__ == '__main__':
     main()

example_storage.py

@@ -18,9 +18,9 @@
 from libcloud.storage.types import Provider
 from libcloud.storage.providers import get_driver
 
-CloudFiles = get_driver(Provider.CLOUDFILES_UK)
+CloudFiles = get_driver(Provider.CLOUDFILES)
 
-driver = CloudFiles('access key id', 'secret key')
+driver = CloudFiles('access key id', 'secret key', region='ord')
 
 containers = driver.list_containers()
 container_objects = driver.list_container_objects(containers[0])