[pre-commit] Added isort

.isort.cfg

+[settings]
+line_length=88
+order_by_type=true
+lines_between_types=1

.pre-commit-config.yaml

 # See https://pre-commit.com for more information
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
+  - repo: https://github.com/timothycrosley/isort
+    rev: 4.3.21-2
+    hooks:
+    - id: isort
+      args: [-sl]
   - repo: https://github.com/ambv/black
     rev: stable
     hooks:
@@ -10,6 +15,8 @@ repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
     rev: v2.2.1
     hooks:
+      - id: check-ast
+      - id: check-case-conflict
       - id: trailing-whitespace
       - id: end-of-file-fixer
       - id: debug-statements
@@ -19,7 +26,7 @@ repos:
       - id: check-yaml
         exclude: conda/meta.yaml
   - repo: https://github.com/PyCQA/bandit
-    rev: master # Update me!
+    rev: master
     hooks:
       - id: bandit
         args: [-c, .bandit.yml]