Merge ~barryprice/postgresql-charm/+git/postgresql-charm:black into postgresql-charm:master

[Barry Price]

Linting

[🤖 Canonical IS Merge Bot (canonical-is-mergebot)]

This merge proposal is being monitored by mergebot. Change the status to Approved to merge.

[🤖 Canonical IS Review Bot (canonical-is-reviewbot)]

Proxy approval for axino

review: Approve

[🤖 Canonical IS Merge Bot (canonical-is-mergebot)]

Change successfully merged at revision 4f4bbc7e8494e1cc4d234c60d6e343a04691346d

diff --git a/reactive/postgresql/client.py b/reactive/postgresql/client.py
index 9df9db3..1fde5e1 100644
--- a/reactive/postgresql/client.py
+++ b/reactive/postgresql/client.py
@@ -340,7 +340,7 @@ def ensure_db_relation_resources(rel):
         extensions = []
         for ext in extensions_list:
             ext_sch = ext.split(":")
-            if(len(ext_sch) < 2):
+            if len(ext_sch) < 2:
                 ext_sch.append("public")
             extensions.append(tuple(ext_sch))
         postgresql.ensure_extensions(con, extensions)
diff --git a/reactive/postgresql/postgresql.py b/reactive/postgresql/postgresql.py
index 3101c7e..1921c76 100644
--- a/reactive/postgresql/postgresql.py
+++ b/reactive/postgresql/postgresql.py
@@ -127,7 +127,7 @@ def point_version():
 def has_version(ver):
     """
     PostgreSQL version greater or equal then the one provided.
-    
+
     Args:
         ver: Version number to compare against
     Returns: