Format the source code using Black

Author: jstasiak

example.py

@@ -79,6 +79,7 @@ def __init__(self, app):
         self.app = app
 
     """Configure the application."""
+
     def configure(self, binder):
         # We configure the DB here, explicitly, as Flask-SQLAlchemy requires
         # the DB to be configured before request handlers are called.
@@ -88,20 +89,14 @@ def configure(self, binder):
     def configure_db(self, app):
         db = SQLAlchemy(app)
         Base.metadata.create_all(db.engine)
-        db.session.add_all([
-            KeyValue('hello', 'world'),
-            KeyValue('goodbye', 'cruel world'),
-        ])
+        db.session.add_all([KeyValue('hello', 'world'), KeyValue('goodbye', 'cruel world')])
         db.session.commit()
         return db
 
 
 def main():
     app = Flask(__name__)
-    app.config.update(
-        DB_CONNECTION_STRING=':memory:',
-        SQLALCHEMY_DATABASE_URI='sqlite://',
-    )
+    app.config.update(DB_CONNECTION_STRING=':memory:', SQLALCHEMY_DATABASE_URI='sqlite://')
     app.debug = True
 
     injector = Injector([AppModule(app)])

flask_injector.py

@@ -13,6 +13,7 @@
 from typing import Any, Callable, cast, Dict, get_type_hints, Iterable, List, TypeVar, Union
 
 import flask
+
 try:
     from flask_restful import Api as FlaskRestfulApi
     from flask_restful.utils import unpack as flask_response_unpack
@@ -33,7 +34,7 @@
 
 __author__ = 'Alec Thomas <[email protected]>'
 __version__ = '0.11.0'
-__all__ = ['request', 'RequestScope', 'Config', 'Request', 'FlaskInjector', ]
+__all__ = ['request', 'RequestScope', 'Config', 'Request', 'FlaskInjector']
 
 T = TypeVar('T', LocalProxy, Callable)
 
@@ -42,6 +43,7 @@ def instance_method_wrapper(im: T) -> T:
     @functools.wraps(im)
     def wrapper(*args: Any, **kwargs: Any) -> Any:
         return im(*args, **kwargs)
+
     return wrapper  # type: ignore
 
 
@@ -85,6 +87,7 @@ def wrap_function(fun: Callable, injector: Injector) -> Callable:
     @functools.wraps(fun)
     def wrapper(*args: Any, **kwargs: Any) -> Any:
         return injector.call_with_injection(callable=fun, args=args, kwargs=kwargs)
+
     return wrapper
 
 
@@ -110,11 +113,7 @@ def wrap_class_based_view(fun: Callable, injector: Injector) -> Callable:
         class_args = fun_closure.get('class_args')
         assert not class_args, 'Class args are not supported, use kwargs instead'
 
-    if (
-        flask_restful_api
-        and flask_restplus
-        and isinstance(flask_restful_api, flask_restplus.Api)
-    ):
+    if flask_restful_api and flask_restplus and isinstance(flask_restful_api, flask_restplus.Api):
         # This is flask_restplus' add_resource implementation:
         #
         #     def add_resource(self, resource, *urls, **kwargs):
@@ -173,9 +172,7 @@ def view(*args: Any, **kwargs: Any) -> Any:
 
 
 def wrap_flask_restful_resource(
-    fun: Callable,
-    flask_restful_api: FlaskRestfulApi,
-    injector: Injector,
+    fun: Callable, flask_restful_api: FlaskRestfulApi, injector: Injector
 ) -> Callable:
     """
     This is needed because of how flask_restful views are registered originally.
@@ -309,13 +306,13 @@ def __init__(
             injector.binder.install(module)
 
         for container in (
-                app.view_functions,
-                app.before_request_funcs,
-                app.after_request_funcs,
-                app.teardown_request_funcs,
-                app.template_context_processors,
-                app.jinja_env.globals,
-                app.error_handler_spec,
+            app.view_functions,
+            app.before_request_funcs,
+            app.after_request_funcs,
+            app.teardown_request_funcs,
+            app.template_context_processors,
+            app.jinja_env.globals,
+            app.error_handler_spec,
         ):
             process_dict(container, injector)
 
@@ -332,8 +329,7 @@ def reset_request_scope_before(*args: Any, **kwargs: Any) -> None:
         def reset_request_scope_after(*args: Any, **kwargs: Any) -> None:
             injector_not_null.get(request_scope_class).cleanup()
 
-        app.before_request_funcs.setdefault(
-            None, []).insert(0, reset_request_scope_before)
+        app.before_request_funcs.setdefault(None, []).insert(0, reset_request_scope_before)
         app.teardown_request(reset_request_scope_after)
 
         self.injector = injector_not_null

flask_injector_tests.py

@@ -160,9 +160,7 @@ def get_request():
     # Force run garbage collect to make sure GreenThread object is collected if
     # there is no memory leak
     gc.collect()
-    greenthread_count = len([
-        obj for obj in gc.get_objects()
-        if type(obj) is greenthread.GreenThread])
+    greenthread_count = len([obj for obj in gc.get_objects() if type(obj) is greenthread.GreenThread])
 
     eq_(greenthread_count, 0)
 
@@ -235,12 +233,10 @@ def configure(binder):
 
     with app.test_client() as c:
         response = c.get('/this-page-does-not-exist')
-        eq_((response.status_code, response.get_data(as_text=True)),
-            (404, 'injected content'))
+        eq_((response.status_code, response.get_data(as_text=True)), (404, 'injected content'))
 
         response = c.get('/custom-exception')
-        eq_((response.status_code, response.get_data(as_text=True)),
-            (500, 'injected content'))
+        eq_((response.status_code, response.get_data(as_text=True)), (500, 'injected content'))
 
 
 def test_view_functions_arent_modified_globally():
@@ -268,9 +264,7 @@ class MyView(View):
 
 
 def test_view_args_and_class_args_are_passed_to_class_based_views():
-
     class MyView(View):
-
         def __init__(self, class_arg):
             self.class_arg = class_arg
 
@@ -289,7 +283,6 @@ def dispatch_request(self, dispatch_arg):
 
 
 def test_flask_restful_integration_works():
-
     class HelloWorld(flask_restful.Resource):
         @inject
         def __init__(self, *args, int: int, **kwargs):
@@ -369,7 +362,7 @@ class HelloWorldService:
         def get_value(self):
             return "test message 1"
 
-    class HelloWorld():
+    class HelloWorld:
         def from_injected_service(self, service: HelloWorldService):
             return service.get_value()
 
@@ -392,6 +385,7 @@ def static_value(self):
 
 
 if injector_version >= '0.12':
+
     def test_forward_references_work():
         app = Flask(__name__)
 

pyproject.toml

@@ -0,0 +1,4 @@
+[tool.black]
+line-length = 110
+target_version = ['py36', 'py37']
+skip_string_normalization = true

setup.py

@@ -5,9 +5,7 @@
 
 # very convoluted way of reading version from the module without importing it
 version = (
-    [l for l in open('flask_injector.py') if '__version__ = ' in l][0]
-    .split('=')[-1]
-    .strip().strip('\'')
+    [l for l in open('flask_injector.py') if '__version__ = ' in l][0].split('=')[-1].strip().strip('\'')
 )
 
 if __name__ == '__main__':