Do not test against python 3.5

Author: rhpvorderman

.travis.yml

@@ -14,7 +14,7 @@ install:
   - conda create -n test python=$TRAVIS_PYTHON_VERSION isa-l tox
   - source activate test
 
-python: 3.5  # Use the oldest supported version of python as default.
+python: 3.6  # Use the oldest supported version of python as default.
 script:
     - tox -e $TOX_ENV
 matrix:
@@ -25,12 +25,10 @@ matrix:
     - env: TOX_ENV=lint
     # UNIT TESTS
     # On most recent versions of python.
-    - env: TOX_ENV=py35
+    - env: TOX_ENV=py36
       after_success:
         - pip install codecov
         - codecov -v  # -v to make sure coverage upload works.
-    - python: 3.6
-      env: TOX_ENV=py36
     - python: 3.7
       env: TOX_ENV=py37
     - python: 3.8

setup.py

@@ -55,15 +55,15 @@
     classifiers=[
         "Programming Language :: Python :: 3 :: Only",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
         "Programming Language :: Cython",
         "Development Status :: 3 - Alpha",
         "Topic :: System :: Archiving :: Compression",
         "License :: OSI Approved :: MIT License",
     ],
-    python_requires=">=3.5",  # Because we use type annotation.
+    python_requires=">=3.6",
     setup_requires=["cython"],
     install_requires=[],
     ext_modules=[