Drop Python 3.4 and switch to async / await syntax for asyncio. Fixes #1425

tests/compute/docker/test_docker.py

@@ -39,8 +39,7 @@ def test_query_success(loop, vm):
     response.status = 200
     response.headers = {'CONTENT-TYPE': 'application/json'}
 
-    @asyncio.coroutine
-    def read():
+    async def read():
         return b'{"c": false}'
 
     response.read.side_effect = read
@@ -61,8 +60,7 @@ def test_query_error(loop, vm):
     response = MagicMock()
     response.status = 404
 
-    @asyncio.coroutine
-    def read():
+    async def read():
         return b"NOT FOUND"
 
     response.read.side_effect = read
@@ -82,8 +80,7 @@ def test_query_error_json(loop, vm):
     response = MagicMock()
     response.status = 404
 
-    @asyncio.coroutine
-    def read():
+    async def read():
         return b'{"message": "Error"}'
 
     response.read.side_effect = read
@@ -145,8 +142,7 @@ def test_pull_image(loop):
         def __init__(self):
             self._read = -1
 
-        @asyncio.coroutine
-        def read(self, size):
+        async def read(self, size):
             self._read += 1
             if self._read == 0:
                 return b'{"progress": "0/100",'

tests/compute/docker/test_docker_vm.py

@@ -366,8 +366,7 @@ def test_create_image_not_available(loop, project, manager):
 
     call = 0
 
-    @asyncio.coroutine
-    def information():
+    async def information():
         nonlocal call
         if call == 0:
             call += 1
@@ -927,8 +926,8 @@ def test_stop_capture(vm, tmpdir, manager, free_console_port, loop):
 
 
 def test_get_log(loop, vm):
-    @asyncio.coroutine
-    def read():
+
+    async def read():
         return b'Hello\nWorld'
 
     mock_query = MagicMock()
@@ -1036,8 +1035,7 @@ def test_read_console_output_with_binary_mode(vm, loop):
         def __init__(self):
             self.sent = False
 
-        @asyncio.coroutine
-        def receive(self):
+        async def receive(self):
             if not self.sent:
                 self.sent = True
                 return MagicMock(tp=aiohttp.WSMsgType.BINARY, data=b"test")

tests/compute/virtualbox/test_virtualbox_manager.py

@@ -79,8 +79,7 @@ def test_list_vms(manager, loop):
                '"<inaccessible>" {42b4d095-ff5f-4ac4-bb9d-5f2c7861c1f1}',
                '"Linux Microcore 4.7.1" {ccd8c50b-c172-457d-99fa-dd69371ede0e}']
 
-    @asyncio.coroutine
-    def execute_mock(cmd, args):
+    async def execute_mock(cmd, args):
         if cmd == "list":
             return vm_list
         else: