diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 2e220b9..fa4b968 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -17,7 +17,7 @@ are used for versioning (schema follows below):
 
 0.6.6
 -----
-2020-12-25
+2020-12-26
 
 .. note::
 
diff --git a/docs/debugging.rst b/docs/debugging.rst
index 63b6776..b50c37d 100644
--- a/docs/debugging.rst
+++ b/docs/debugging.rst
@@ -1,5 +1,7 @@
 Debugging
 =========
+Logging queries to console
+--------------------------
 The ``LOGGING_LEVEL`` key represents the logging level (defaults to
 ``logging.ERROR``). Override if needed.
 
diff --git a/docs/index.rst b/docs/index.rst
index 1c2b1f7..e882dfc 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -35,7 +35,7 @@ integration for `Graphene <http://graphene-python.org/>`__.
 Prerequisites
 =============
 - Graphene 2.x. *Support for Graphene 1.x is not intended.*
-- Python 3.6, 3.7, 3.8, 3.9. *Support for Python 2 is not intended.*
+- Python 3.6, 3.7, 3.8, 3.9 and 3.10. *Support for Python 2 is not intended.*
 - Elasticsearch 6.x, 7.x. *Support for Elasticsearch 5.x is not intended.*
 
 Main features and highlights
diff --git a/examples/apps/django_app/inject.py b/examples/apps/django_app/inject.py
index f3f87e7..7a380a1 100644
--- a/examples/apps/django_app/inject.py
+++ b/examples/apps/django_app/inject.py
@@ -15,4 +15,7 @@ def project_dir(base):
 
 sys.path.insert(0, project_dir("../../../src"))
 sys.path.insert(0, project_dir("../../../examples"))
-sys.path.insert(0, '/home/delusionalinsanity/bbrepos/graphene-elastic/examples')
+sys.path.insert(
+    0,
+    '/home/delusionalinsanity/bbrepos/graphene-elastic/examples'
+)
diff --git a/examples/apps/django_app/run.py b/examples/apps/django_app/run.py
index c9583cf..08aec79 100644
--- a/examples/apps/django_app/run.py
+++ b/examples/apps/django_app/run.py
@@ -36,8 +36,8 @@
 
 configure(locals(), django_admin=True)
 
-from graphene_django.views import GraphQLView
-from graphene_elastic.settings import graphene_settings
+from graphene_django.views import GraphQLView  # NOQA
+from graphene_elastic.settings import graphene_settings  # NOQA
 route(
     'graphql',
     GraphQLView.as_view(
diff --git a/examples/apps/graphql_views.py b/examples/apps/graphql_views.py
deleted file mode 100644
index 16f402e..0000000
--- a/examples/apps/graphql_views.py
+++ /dev/null
@@ -1,24 +0,0 @@
-from graphene.test import Client
-
-from graphql_schema.schema import schema
-
-
-def posts():
-    client = Client(schema)
-    query = ''' 
-        query { 
-            posts { 
-                title 
-                category
-                comments {
-                    author
-                }
-            } 
-        } 
-    '''
-    executed = client.execute(query)
-    assert executed == {
-        'data': {
-            'hey': 'hello!'
-        }
-    }
diff --git a/examples/apps/middleware.py b/examples/apps/middleware.py
index 5e4ff92..ac17dcf 100644
--- a/examples/apps/middleware.py
+++ b/examples/apps/middleware.py
@@ -10,7 +10,9 @@ def timing_middleware(next, root, info, **args):
     start = timer()
     return_value = next(root, info, **args)
     duration = round((timer() - start) * 1000, 2)
-    parent_type_name = root._meta.name if root and hasattr(root, '_meta') else ''
+    parent_type_name = root._meta.name \
+        if root and hasattr(root, '_meta') \
+        else ''
     logger.debug("timing_middleware")
     logger.debug(f"{parent_type_name}.{info.field_name}: {duration} ms")
     return return_value
diff --git a/examples/factories/generate.py b/examples/factories/generate.py
index 6726ace..c8dccae 100644
--- a/examples/factories/generate.py
+++ b/examples/factories/generate.py
@@ -14,9 +14,9 @@ def project_dir(base):
 
 sys.path.insert(0, project_dir("../../examples"))
 
-from factories.blog_post import PostFactory
-from factories.site_user import UserFactory
-from factories.farm_animal import AnimalFactory
+from factories.blog_post import PostFactory  # NOQA
+from factories.site_user import UserFactory  # NOQA
+from factories.farm_animal import AnimalFactory  # NOQA
 
 
 def generate(num_items=100):
diff --git a/examples/search_index/documents/animal.py b/examples/search_index/documents/animal.py
index c8fef4b..abaa41f 100644
--- a/examples/search_index/documents/animal.py
+++ b/examples/search_index/documents/animal.py
@@ -30,13 +30,15 @@
 connections.create_connection(**ELASTICSEARCH_CONNECTION)
 
 
-html_strip = analyzer('html_strip',
+html_strip = analyzer(
+    'html_strip',
     tokenizer="standard",
     filter=["lowercase", "stop", "snowball"],
     char_filter=["html_strip"]
 )
 
-html_strip_preserve_case = analyzer('html_strip',
+html_strip_preserve_case = analyzer(
+    'html_strip',
     tokenizer="standard",
     filter=["stop", "snowball"],
     char_filter=["html_strip"]
diff --git a/examples/search_index/documents/post.py b/examples/search_index/documents/post.py
index ec31e12..9e4e36c 100644
--- a/examples/search_index/documents/post.py
+++ b/examples/search_index/documents/post.py
@@ -30,7 +30,8 @@
 connections.create_connection(**ELASTICSEARCH_CONNECTION)
 
 
-html_strip = analyzer('html_strip',
+html_strip = analyzer(
+    'html_strip',
     tokenizer="standard",
     filter=["lowercase", "stop", "snowball"],
     char_filter=["html_strip"]
diff --git a/examples/search_index/documents/user.py b/examples/search_index/documents/user.py
index 8c36c91..307877d 100644
--- a/examples/search_index/documents/user.py
+++ b/examples/search_index/documents/user.py
@@ -26,7 +26,8 @@
 connections.create_connection(**ELASTICSEARCH_CONNECTION)
 
 
-html_strip = analyzer('html_strip',
+html_strip = analyzer(
+    'html_strip',
     tokenizer="standard",
     filter=["lowercase", "stop", "snowball"],
     char_filter=["html_strip"]
diff --git a/scripts/pycodestyle.sh b/scripts/pycodestyle.sh
index 2175dc1..5d5be84 100755
--- a/scripts/pycodestyle.sh
+++ b/scripts/pycodestyle.sh
@@ -1,3 +1,4 @@
 #!/usr/bin/env bash
 reset
 pycodestyle src/graphene_elastic/
+pycodestyle examples/ --exclude examples/apps/django_app/local_overrides.py,examples/apps/flask_app/local_overrides.py
diff --git a/setup.py b/setup.py
index 09ceaa8..206d385 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name="graphene-elastic",
-    version="0.6.5",
+    version="0.6.6",
     description="Graphene Elasticsearch (DSL) integration",
     long_description=open("README.rst").read(),
     url="https://github.com/barseghyanartur/graphene-elastic",
@@ -24,6 +24,8 @@
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
     ],
     keywords="api graphql protocol rest relay graphene elasticsearch "
     "elasticsearch-dsl",
diff --git a/src/graphene_elastic/__init__.py b/src/graphene_elastic/__init__.py
index 182266b..5fafef4 100644
--- a/src/graphene_elastic/__init__.py
+++ b/src/graphene_elastic/__init__.py
@@ -2,7 +2,7 @@
 from .types import ElasticsearchObjectType
 
 __title__ = 'graphene-elastic'
-__version__ = '0.6.5'
+__version__ = '0.6.6'
 __author__ = 'Artur Barseghyan <artur.barseghyan@gmail.com>'
 __copyright__ = '2019-2020 Artur Barseghyan'
 __license__ = 'GPL-2.0-only OR LGPL-2.1-or-later'