add standard hooks

Author: bagerard

.github/workflows/github-actions.yml

@@ -140,4 +140,4 @@ jobs:
     - name: publish pypi
       uses: pypa/gh-action-pypi-publish@master
       with:
-        password: ${{ secrets.pypi_token }}
+        password: ${{ secrets.pypi_token }}

.pre-commit-config.yaml

@@ -1,5 +1,12 @@
 fail_fast: false
 repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.3.0
+    hooks:
+      - id: check-merge-conflict
+      - id: debug-statements
+      - id: trailing-whitespace
+      - id: end-of-file-fixer
   - repo: https://github.com/ambv/black
     rev: 20.8b1
     hooks:

docs/guide/validation.rst

@@ -120,4 +120,3 @@ the validation and cleaning of a document when you call :meth:`~mongoengine.docu
     Person(age=1000).save(validate=False)
     person = Person.objects.first()
     assert person.age == 1000
-

mongoengine/base/document.py

@@ -3,7 +3,7 @@
 from functools import partial
 
 import pymongo
-from bson import DBRef, json_util, ObjectId, SON
+from bson import SON, DBRef, ObjectId, json_util
 
 from mongoengine import signals
 from mongoengine.base.common import get_document

mongoengine/base/fields.py

@@ -2,7 +2,7 @@
 import weakref
 
 import pymongo
-from bson import DBRef, ObjectId, SON
+from bson import SON, DBRef, ObjectId
 
 from mongoengine.base.common import UPDATE_OPERATORS
 from mongoengine.base.datastructures import (

mongoengine/dereference.py

@@ -1,11 +1,11 @@
-from bson import DBRef, SON
+from bson import SON, DBRef
 
 from mongoengine.base import (
     BaseDict,
     BaseList,
     EmbeddedDocumentList,
-    get_document,
     TopLevelDocumentMetaclass,
+    get_document,
 )
 from mongoengine.base.datastructures import LazyReference
 from mongoengine.connection import get_db

mongoengine/document.py

@@ -11,8 +11,8 @@
     BaseList,
     DocumentMetaclass,
     EmbeddedDocumentList,
-    get_document,
     TopLevelDocumentMetaclass,
+    get_document,
 )
 from mongoengine.common import _import_class
 from mongoengine.connection import DEFAULT_CONNECTION_NAME, get_db

mongoengine/fields.py

@@ -11,7 +11,7 @@
 
 import gridfs
 import pymongo
-from bson import Binary, DBRef, ObjectId, SON
+from bson import SON, Binary, DBRef, ObjectId
 from bson.int64 import Int64
 from pymongo import ReturnDocument
 
@@ -27,9 +27,9 @@
     BaseField,
     ComplexBaseField,
     GeoJsonBaseField,
-    get_document,
     LazyReference,
     ObjectIdField,
+    get_document,
 )
 from mongoengine.base.utils import LazyRegexCompiler
 from mongoengine.common import _import_class

mongoengine/queryset/base.py

@@ -6,7 +6,7 @@
 
 import pymongo
 import pymongo.errors
-from bson import json_util, SON
+from bson import SON, json_util
 from bson.code import Code
 from pymongo.collection import ReturnDocument
 from pymongo.common import validate_read_preference

mongoengine/queryset/queryset.py

@@ -1,11 +1,11 @@
 from mongoengine.errors import OperationError
 from mongoengine.queryset.base import (
-    BaseQuerySet,
     CASCADE,
     DENY,
     DO_NOTHING,
     NULLIFY,
     PULL,
+    BaseQuerySet,
 )
 
 __all__ = (