test python 3.8 support

.travis.yml

@@ -1,7 +1,7 @@
 sudo: required
 dist: xenial
 language: python
-python: "3.7"
+python: "3.8"
 
 jobs:
   include:
@@ -16,7 +16,8 @@ jobs:
 
   - &tests
       stage: test
-      name: "Unit Tests w/ Python 3.7"
+      name: "Unit Tests w/ Python 3.8"
+      python: "3.8"
       before_install:
       - pip install pylint coverage
       - pip install -e .[test]
@@ -27,6 +28,10 @@ jobs:
       after_success:
       - bash <(curl -s https://codecov.io/bash)
 
+  - <<: *tests
+    name: "Unit Tests w/ Python 3.7"
+    python: "3.7"
+
   - <<: *tests
     name: "Unit Tests w/ Python 3.6"
     python: "3.6"

README.md

@@ -3,10 +3,11 @@
 [![PyPI version](https://badge.fury.io/py/aioupnp.svg)](https://badge.fury.io/py/aioupnp)
 [![Python 3.6](https://img.shields.io/badge/python-3.6-blue.svg)](https://www.python.org/downloads/release/python-360/)
 [![Python 3.7](https://img.shields.io/badge/python-3.7-blue.svg)](https://www.python.org/downloads/release/python-370/)
+[![Python 3.8](https://img.shields.io/badge/python-3.8-blue.svg)](https://www.python.org/downloads/release/python-380/)
 
 # UPnP for asyncio
 
-`aioupnp` is a python 3.6/7 library and command line tool to interact with UPnP gateways using asyncio. `aioupnp` requires the `netifaces` module.
+`aioupnp` is a python 3.6-8 library and command line tool to interact with UPnP gateways using asyncio. `aioupnp` requires the `netifaces` module.
 
 ## Supported devices
     DD-WRT

setup.py

@@ -25,6 +25,7 @@ setup(
         "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent",
         "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
         "Topic :: System :: Networking",
         "Topic :: Communications :: File Sharing"
     ],
@@ -35,7 +36,8 @@ setup(
     packages=find_packages(exclude=('tests',)),
     entry_points={'console_scripts': console_scripts},
     install_requires=[
-        'netifaces', 'defusedxml'
+        'netifaces',
+        'defusedxml'
     ],
     extras_require={
         'test': (

tests/__init__.py

@@ -2,6 +2,7 @@ import asyncio
 import unittest
 import contextlib
 import socket
+from typing import Tuple, Optional, Any
 from unittest import mock
 from unittest.case import _Outcome
 
@@ -25,7 +26,7 @@ def mock_tcp_and_udp(loop, udp_expected_addr=None, udp_replies=None, udp_delay_r
     tcp_replies = tcp_replies or {}
 
     async def create_connection(protocol_factory, host=None, port=None):
-        def write(p: asyncio.Protocol):
+        def get_write(p: asyncio.Protocol):
             def _write(data):
                 sent_tcp_packets.append(data)
                 if data in tcp_replies:
@@ -41,14 +42,21 @@ def mock_tcp_and_udp(loop, udp_expected_addr=None, udp_replies=None, udp_delay_r
             return _write
 
         protocol = protocol_factory()
-        transport = asyncio.Transport(extra={'socket': mock.Mock(spec=socket.socket)})
-        transport.close = lambda: None
-        transport.write = write(protocol)
+        write = get_write(protocol)
+
+        class MockTransport(asyncio.Transport):
+            def close(self):
+                return
+
+            def write(self, data):
+                write(data)
+
+        transport = MockTransport(extra={'socket': mock.Mock(spec=socket.socket)})
         protocol.connection_made(transport)
         return transport, protocol
 
     async def create_datagram_endpoint(proto_lam, sock=None):
-        def sendto(p: asyncio.DatagramProtocol):
+        def get_sendto(p: asyncio.DatagramProtocol):
             def _sendto(data, addr):
                 sent_udp_packets.append(data)
                 loop.call_later(udp_delay_reply, p.datagram_received, data,
@@ -63,10 +71,21 @@ def mock_tcp_and_udp(loop, udp_expected_addr=None, udp_replies=None, udp_delay_r
             return _sendto
 
         protocol = proto_lam()
-        transport = asyncio.DatagramTransport(extra={'socket': mock_sock})
-        transport.close = lambda: mock_sock.close()
-        mock_sock.sendto = sendto(protocol)
-        transport.sendto = mock_sock.sendto
+        sendto = get_sendto(protocol)
+
+        class MockDatagramTransport(asyncio.DatagramTransport):
+            def __init__(self, sock):
+                super().__init__(extra={'socket': sock})
+                self._sock = sock
+
+            def close(self):
+                self._sock.close()
+                return
+
+            def sendto(self, data: Any, addr: Optional[Tuple[str, int]] = ...) -> None:
+                sendto(data, addr)
+
+        transport = MockDatagramTransport(mock_sock)
         protocol.connection_made(transport)
         return transport, protocol