Some reindentation cleanup

flask/app.py

@@ -22,7 +22,7 @@ from werkzeug.exceptions import HTTPException, InternalServerError, \
      MethodNotAllowed, BadRequest
 
 from .helpers import _PackageBoundObject, url_for, get_flashed_messages, \
-    locked_cached_property, _endpoint_from_view_func, find_package
+     locked_cached_property, _endpoint_from_view_func, find_package
 from . import json
 from .wrappers import Request, Response
 from .config import ConfigAttribute, Config
@@ -31,9 +31,9 @@ from .globals import _request_ctx_stack, request, session, g
 from .sessions import SecureCookieSessionInterface
 from .module import blueprint_is_module
 from .templating import DispatchingJinjaLoader, Environment, \
-    _default_template_ctx_processor
+     _default_template_ctx_processor
 from .signals import request_started, request_finished, got_request_exception, \
-    request_tearing_down, appcontext_tearing_down
+     request_tearing_down, appcontext_tearing_down
 from ._compat import reraise, string_types, integer_types
 
 # a lock used for logger initialization