get pre-commit hooks to be somewhat useful

- match .pyi files
- flake8 seems to have too many problems
- do the imports before black since zimports isn't doing long
lines correctly

Author: zzzeek

.pre-commit-config.yaml

@@ -1,28 +1,18 @@
 # See https://pre-commit.com for more information
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
--   repo: https://github.com/python/black
-    rev: 20.8b1
-    hooks:
-    -   id: black
-
 -   repo: https://github.com/sqlalchemyorg/zimports
     rev: 0.2.2
     hooks:
     -   id: zimports
+        types: [file]
+        files: \.(py|pyi)$
 
--   repo: https://github.com/pycqa/flake8
-    rev: 3.8.4
+-   repo: https://github.com/python/black
+    rev: 20.8b1
     hooks:
-    -   id: flake8
-        additional_dependencies:
-          - flake8-import-order
-          - flake8-builtins
-          - flake8-docstrings
-          - flake8-rst-docstrings
-          - pydocstyle<4.0.0
-          - pygments
-
-
+    -   id: black
+        types: [file]
+        files: \.(py|pyi)$