Expand supported Python versions

.travis.yml

@@ -17,12 +17,15 @@ matrix:
     - python: "3.4"
     - python: "3.5"
     - python: "3.6"
-    # Obtain Python 3.7 from xenial as per https://github.com/travis-ci/travis-ci/issues/9815
     - python: "3.7"
-      dist: xenial
+    - python: "3.8"
+    - python: "3.9"
+    - python: "nightly"  # 3.10
+      before_script:
+        - export TOXENV=py310
 install:
-  - pip install tox
+  - python -m pip install tox
 before_script:
   - export TOXENV=$(echo py$TRAVIS_PYTHON_VERSION | tr -d .)
 script:
-  - tox
+  - python -m tox

README.rst

@@ -24,7 +24,7 @@ Installation
 
 You can download it with pip::
 
-    pip install Send2Trash
+    python -m pip install -U send2trash
 
 or you can download the source from http://github.com/arsenetar/send2trash and install it with::
 

setup.py

@@ -14,6 +14,8 @@ CLASSIFIERS = [
     "Programming Language :: Python :: 3.6",
     "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
     "Topic :: Desktop Environment :: File Managers",
 ]
 

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27,py34,py35,py36,py3-win
+envlist = py{27,34,35,36,37,38,39,310,3-win}
 skip_missing_interpreters = True
 
 [testenv]