Fix lint erros

tests/integration/test_aiohttp.py

@@ -292,9 +292,9 @@ def test_not_modified(aiohttp_client, tmpdir):
 
 def test_double_requests(tmpdir):
     """We should capture, record, and replay all requests and response chains,
-        even if there are duplicate ones.
+    even if there are duplicate ones.
 
-        We should replay in the order we saw them.
+    We should replay in the order we saw them.
     """
     url = "https://httpbin.org/get"
 

tests/integration/test_register_persister.py

@@ -12,7 +12,7 @@ from vcr.persisters.filesystem import FilesystemPersister
 
 class CustomFilesystemPersister(object):
     """Behaves just like default FilesystemPersister but adds .test extension
-       to the cassette file"""
+    to the cassette file"""
 
     @staticmethod
     def load_cassette(cassette_path, serializer):

tox.ini

@@ -80,6 +80,7 @@ deps =
     aiohttp: aiohttp
     aiohttp: pytest-asyncio
     aiohttp: pytest-aiohttp
+    httpx: httpx
     {py36,py37,py38}-{httpx}: httpx
     {py36,py37,py38}-{httpx}: pytest-asyncio
 depends =

vcr/stubs/aiohttp_stubs.py

@@ -91,9 +91,9 @@ def build_response(vcr_request, vcr_response, history):
 
 def _serialize_headers(headers):
     """Serialize CIMultiDictProxy to a pickle-able dict because proxy
-        objects forbid pickling:
+    objects forbid pickling:
 
-        https://github.com/aio-libs/multidict/issues/340
+    https://github.com/aio-libs/multidict/issues/340
     """
     # Mark strings as keys so 'istr' types don't show up in
     # the cassettes as comments.
@@ -170,9 +170,9 @@ async def record_response(cassette, vcr_request, response):
 
 async def record_responses(cassette, vcr_request, response):
     """Because aiohttp follows redirects by default, we must support
-        them by default. This method is used to write individual
-        request-response chains that were implicitly followed to get
-        to the final destination.
+    them by default. This method is used to write individual
+    request-response chains that were implicitly followed to get
+    to the final destination.
     """
 
     for past_response in response.history: