Fix compatability with aiohttp>=3

aiohttp.Timeout is no longer available

Author: atx

src/zeep/asyncio/transport.py

@@ -47,8 +47,7 @@ def _load_remote_data(self, url):
 
         async def _load_remote_data_async():
             nonlocal result
-            with aiohttp.Timeout(self.load_timeout):
-                response = await self.session.get(url)
+            async with self.session.get(url, timeout=self.load_timeout) as response:
                 result = await response.read()
                 try:
                     response.raise_for_status()
@@ -65,7 +64,8 @@ async def _load_remote_data_async():
 
     async def post(self, address, message, headers):
         self.logger.debug("HTTP Post to %s:\n%s", address, message)
-        with aiohttp.Timeout(self.operation_timeout):
+        async with self.session.post(address, data=message, headers=headers,
+                                     timeout=self.operation_timeout):
             response = await self.session.post(
                 address, data=message, headers=headers)
             self.logger.debug(
@@ -79,7 +79,8 @@ async def post_xml(self, address, envelope, headers):
         return await self.new_response(response)
 
     async def get(self, address, params, headers):
-        with aiohttp.Timeout(self.operation_timeout):
+        async with self.session.get(address, params=params, headers=headers,
+                                    timeout=self.operation_timeout):
             response = await self.session.get(
                 address, params=params, headers=headers)