Work around aiohttp bug on parsing chunked transfer encoding responses when the buffer ends in an unfortunate spot

https://github.com/aio-libs/aiohttp/issues/4630

qwarc/aiohttp.py

@@ -127,11 +127,15 @@ class ClientResponse(aiohttp.client_reqrep.ClientResponse):
 		except (KeyError, ValueError, TypeError):
 			length = None
 		parser = aiohttp.http_parser.HttpPayloadParser(payload, length = length, chunked = respMsg.chunked, compression = respMsg.compression, code = respMsg.code, method = self.method)
+		while beginning.endswith(b'0\r\n') or beginning.endswith(b'0\r\n\r'): # https://github.com/aio-libs/aiohttp/issues/4630
+			beginning = beginning + self._rawData.responseData.read(4)
 		eof, data = parser.feed_data(beginning[pos + 4:])
 		while True:
 			chunk = self._rawData.responseData.read(1048576)
 			if not chunk:
 				break
+			while chunk.endswith(b'0\r\n') or chunk.endswith(b'0\r\n\r'): # https://github.com/aio-libs/aiohttp/issues/4630
+				chunk = chunk + self._rawData.responseData.read(4)
 			eof, data = parser.feed_data(chunk)
 			if nbytes is not None and payload.data.tell() >= nbytes:
 				if payload.exc: