PYTHON-1362 updated travis config to use current python versions

.travis.yml

@@ -1,10 +1,12 @@
-dist: xenial
+dist: bionic
 sudo: false
 
 language: python
 python:
-  - "3.7"
   - "3.8"
+  - "3.9"
+  - "3.10"
+  - "3.11"
 
 env:
   - CASS_DRIVER_NO_CYTHON=1
@@ -21,8 +23,7 @@ addons:
 
 install:
   - pip install --upgrade setuptools importlib-metadata
-  - pip install tox-travis
-  - if [[ $TRAVIS_PYTHON_VERSION != pypy3.5 ]]; then pip install lz4; fi
+  - pip install tox-travis lz4
 
 script:
   - tox

test-requirements.txt

@@ -1,6 +1,7 @@
 -r requirements.txt
 scales
 nose
+pynose
 mock>1.1
 ccm>=2.1.2
 pytz

tox.ini

@@ -1,8 +1,9 @@
 [tox]
-envlist = py{37,38},pypy
+envlist = py{38,39,310,311},pypy
 
 [base]
 deps = nose
+       pynose
        mock<=1.0.1
        six
        packaging
@@ -14,7 +15,7 @@ deps = nose
        futurist
        greenlet>=0.4.14,<0.4.17
        cryptography>=35.0
-lz4_dependency = py37,py38: lz4
+lz4_dependency = py38,39,310,311: lz4
 
 [testenv]
 deps = {[base]deps}
@@ -24,7 +25,7 @@ setenv = LIBEV_EMBED=0
          CARES_EMBED=0
          LC_ALL=en_US.UTF-8
 changedir = {envtmpdir}
-commands = nosetests --verbosity=2 --no-path-adjustment {toxinidir}/tests/unit/
+commands = pynose --verbosity=2 --no-path-adjustment {toxinidir}/tests/unit/
 
 
 [testenv:gevent_loop]
@@ -37,7 +38,7 @@ setenv = LIBEV_EMBED=0
          EVENT_LOOP_MANAGER=gevent
 changedir = {envtmpdir}
 commands =
-       nosetests --verbosity=2 --no-path-adjustment {toxinidir}/tests/unit/io/test_geventreactor.py
+       pynose --verbosity=2 --no-path-adjustment {toxinidir}/tests/unit/io/test_geventreactor.py
 
 
 [testenv:eventlet_loop]
@@ -50,4 +51,4 @@ setenv = LIBEV_EMBED=0
          EVENT_LOOP_MANAGER=eventlet
 changedir = {envtmpdir}
 commands =
-       nosetests --verbosity=2 --no-path-adjustment {toxinidir}/tests/unit/io/test_eventletreactor.py
+       pynose --verbosity=2 --no-path-adjustment {toxinidir}/tests/unit/io/test_eventletreactor.py