diff --git a/check_openstack.py b/check_openstack.py
index 85e5968..3bf95d1 100755
--- a/check_openstack.py
+++ b/check_openstack.py
@@ -13,7 +13,7 @@ headers['content-type'] = 'application/json'
 
 def get_credentials(site_id):
     home = os.environ['HOME']
-    with open('{}/clouds.yaml'.format(home),'r') as stream:
+    with open('{}/clouds.yaml'.format(home), 'r') as stream:
         creds = yaml.safe_load(stream)['clouds'][site_id]['auth']
 
     creds['version'] = '2'
@@ -26,11 +26,14 @@ def get_keystoneclient(creds):
 
 def get_servers(keystone):
 
-    url = keystone.service_catalog.get_endpoints(service_name="nova",endpoint_type="public")['compute'][0]['url']
+    url = keystone.service_catalog.get_endpoints(
+        service_name="nova",
+        endpoint_type="public"
+    )['compute'][0]['url']
 
     request = "servers"
 
-    r = requests.get("{}/{}".format(url,request),headers=headers)
+    r = requests.get("{}/{}".format(url, request), headers=headers)
 
     servers = r.json()[request]
 
@@ -40,39 +43,45 @@ def get_servers(keystone):
 
 def get_cores(keystone):
 
-    url = keystone.service_catalog.get_endpoints(service_name="placement",endpoint_type="public")['placement'][0]['url']
+    url = keystone.service_catalog.get_endpoints(
+        service_name="placement",
+        endpoint_type="public"
+    )['placement'][0]['url']
 
     psc_request = "resource_providers"
 
-    r = requests.get("{}/{}".format(url,psc_request),headers=headers)
+    r = requests.get("{}/{}".format(url, psc_request), headers=headers)
 
     if psc_request in r.json():
         for res in r.json()[psc_request]:
             uuid = res['uuid']
             hostname = res['name']
 
-            request = "/{}/{}/inventories".format(psc_request,uuid)
-    
-            r = requests.get("{}/{}".format(url,request),headers=headers)
+            request = "/{}/{}/inventories".format(psc_request, uuid)
+
+            r = requests.get("{}/{}".format(url, request), headers=headers)
 
             inventory = r.json()['inventories']
 
-            cores=0
+            cores = 0
             if 'VCPU' in inventory:
-                cores+=inventory['VCPU']['total']
+                cores += inventory['VCPU']['total']
             if 'PCPU' in inventory:
-                cores+=inventory['PCPU']['total']
+                cores += inventory['PCPU']['total']
 
-            print("{}: {}".format(hostname,cores))
+            print("{}: {}".format(hostname, cores))
 
 
 def get_networks(keystone):
 
-    url = keystone.service_catalog.get_endpoints(service_name="neutron",endpoint_type="public")['network'][0]['url']
+    url = keystone.service_catalog.get_endpoints(
+        service_name="neutron",
+        endpoint_type="public"
+    )['network'][0]['url']
 
     request = "networks"
 
-    r = requests.get("{}/v2.0/{}".format(url,request),headers=headers)
+    r = requests.get("{}/v2.0/{}".format(url, request), headers=headers)
 
     networks = r.json()[request]
 
@@ -102,4 +111,4 @@ def main(args):
 
 
 if __name__ == '__main__':
-    main(_parse_args())
\ No newline at end of file
+    main(_parse_args())
diff --git a/get_relation_info.py b/get_relation_info.py
index bbbc336..75b21e8 100755
--- a/get_relation_info.py
+++ b/get_relation_info.py
@@ -6,6 +6,7 @@ from juju.model import Model
 
 from juju import jasyncio
 
+
 async def main(args):
 
     unit_name = args.unit_name
@@ -34,6 +35,7 @@ async def main(args):
     finally:
         await model.disconnect()
 
+
 async def _check_binding(unit, binding):
     rel_ids = await _get_rel_ids(unit, binding)
 
@@ -41,7 +43,8 @@ async def _check_binding(unit, binding):
 
     for rel in rel_ids:
 
-        rel_info = await unit.run('relation-get -r {} - {}'.format(rel, unit.name))
+        rel_info = await unit.run('relation-get -r {} - {}'.format(
+            rel, unit.name))
         if 'Stdout' in rel_info.results:
             print(seperator)
             print('Relation info for {} - {}\n'.format(unit.name, rel))
@@ -64,7 +67,7 @@ def _parse_args():
     parser.add_argument('-u', '--unit', metavar="<unit>",
                         help="Unit to run against", dest="unit_name",
                         required=True)
-    #parser.add_argument('-a', '--application', metavar="<application>",
+    # parser.add_argument('-a', '--application', metavar="<application>",
     #                    help="Application to run against",
     #                    dest="app_name")
     parser.add_argument('-b', '--binding', metavar="<binding>",
@@ -72,5 +75,6 @@ def _parse_args():
                         dest="bind_check")
     return parser.parse_args()
 
+
 if __name__ == '__main__':
     jasyncio.run(main(_parse_args()))