Drop support/testing/CI for Python 3.5 (#1346)

Author: mr-c

.travis.yml

@@ -20,7 +20,6 @@ install:
   - pip install tox-travis
 jobs:
   include:
-    - python: "3.5"
     - python: "3.6"
     - python: "3.7"
     - python: "3.8"

CONTRIBUTING.md

@@ -1,7 +1,7 @@
 Style guide:
 - PEP-8
--Python 3.5+ compatible code
-- PEP-484 type hints; variable types in comments for Python 3.5 compatability
+- Python 3.6+ compatible code
+- PEP-484 type hints
 - Vertically align the type hints in function definitions
 
 In order to contribute to the development of ``cwltool``, you need to install cwltool from source (preferably in a virtual environment):
@@ -15,7 +15,7 @@ Here's a rough guide (improvements are welcome!)
 - Install cwltool in the virtual environment: ``pip install .``
 - Check the version which might be different from the version installed in general on any system: ``cwltool --version``
 - After you've made the changes, you can the complete test suite via tox: ``tox``
-	- If you want to run specific tests, say ``unit tests`` in Python 3.5, then: ``tox -e py35-unit``.
+	- If you want to run specific tests, say ``unit tests`` in Python 3.8, then: ``tox -e py38-unit``.
 	- Look at ``tox.ini`` for all available tests and runtimes
 - If tests are passing, you can simply commit and create a PR on ``cwltool`` repo:
 - After you're done working on the ``cwltool``, you can deactivate the virtual environment: ``deactivate``

README.rst

@@ -21,7 +21,7 @@ intended to be feature complete and provide comprehensive validation of CWL
 files as well as provide other tools related to working with CWL.
 
 This is written and tested for
-`Python <https://www.python.org/>`_ ``3.x {x = 5, 6, 7, 8}``
+`Python <https://www.python.org/>`_ ``3.x {x = 6, 7, 8}``
 
 The reference implementation consists of two packages.  The ``cwltool`` package
 is the primary Python module containing the reference implementation in the

appveyor.yml

@@ -8,10 +8,6 @@ environment:
   SYSTEMROOT: "C:\\WINDOWS"
 
   matrix:
-    - PYTHON: "C:\\Python35-x64"
-      PYTHON_VERSION: "3.5.x"
-      PYTHON_ARCH: "64"
-
     - PYTHON: "C:\\Python36-x64"
       PYTHON_VERSION: "3.6.x"
       PYTHON_ARCH: "64"

requirements.txt

@@ -3,7 +3,6 @@ ruamel.yaml>=0.12.4,<=0.16.5
 rdflib>=4.2.2,<4.3
 shellescape>=3.4.1,<3.5
 schema-salad>=7,<8
-typing>=3.5.3; python_version<"3.6"
 prov==1.5.1
 bagit==1.6.4
 mypy-extensions

setup.py

@@ -107,11 +107,10 @@
         'pydot >= 1.4.1',
     ],
     extras_require={
-        ':python_version<"3.6"': ["typing >= 3.5.3"],
         "deps": ["galaxy-tool-util"],
         "docs": ["sphinx >= 2.2", "sphinx-rtd-theme"],
     },
-    python_requires=">=3.5, <4",
+    python_requires=">=3.6, <4",
     setup_requires=PYTEST_RUNNER,
     test_suite="tests",
     tests_require=[
@@ -142,7 +141,6 @@
         # 'Operating System :: Microsoft :: Windows :: Windows 8',  # not tested
         # 'Operating System :: Microsoft :: Windows :: Windows 7',  # not tested
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",

tox.ini

@@ -1,9 +1,9 @@
 [tox]
 envlist =
-  py{35,36,37,38}-lint,
-  py{35,36,37,38}-unit,
-  py{35,36,37,38}-bandit,
-  py{35,36,37,38}-mypy,
+  py{36,37,38}-lint,
+  py{36,37,38}-unit,
+  py{36,37,38}-bandit,
+  py{36,37,38}-mypy,
   py38-lint-readme,
   py38-pydocstyle
 
@@ -12,17 +12,16 @@ skip_missing_interpreters = True
 
 [travis]
 python =
-  3.5: py35
   3.6: py36
   3.7: py37
   3.8: py38
 
 [testenv]
 description =
-  py{35,36,37,38}-unit: Run the unit tests
-  py{35,36,37,38}-lint: Lint the Python code
-  py{35,36,37,38}-bandit: Search for common security issues
-  py{35,36,37,38}-mypy: Check for type safety
+  py{36,37,38}-unit: Run the unit tests
+  py{36,37,38}-lint: Lint the Python code
+  py{36,37,38}-bandit: Search for common security issues
+  py{36,37,38}-mypy: Check for type safety
 
 passenv =
   CI
@@ -31,37 +30,37 @@ passenv =
   PROOT_NO_SECCOMP
 deps =
   -rrequirements.txt
-  py{35,36,37,38}-unit: codecov
-  py{35,36,37,38}-unit: pytest-xdist
-  py{35,36,37,38}-unit: pytest-cov
-  py{35,36,37,38}-{unit,mypy}: -rtest-requirements.txt
-  py{35,36,37,38}-unit: galaxy-tool-util
-  py{35,36,37,38}-lint: flake8-bugbear
+  py{36,37,38}-unit: codecov
+  py{36,37,38}-unit: pytest-xdist
+  py{36,37,38}-unit: pytest-cov
+  py{36,37,38}-{unit,mypy}: -rtest-requirements.txt
+  py{36,37,38}-unit: galaxy-tool-util
+  py{36,37,38}-lint: flake8-bugbear
   py{36,37,38}-lint: black
-  py{35,36,37,38}-bandit: bandit
-  py{35,36,37,38}-mypy: mypy==0.780
+  py{36,37,38}-bandit: bandit
+  py{36,37,38}-mypy: mypy==0.780
 
 setenv =
-  py{35,36,37,38}-unit: LC_ALL = C
+  py{36,37,38}-unit: LC_ALL = C
 
 commands =
-  py{35,36,37,38}-unit: python3 -m pip install -U pip setuptools wheel
-  py{35,36,37,38}-unit: python3 -m pip install -e .[deps]
-  py{35,36,37,38}-unit: python3 -m pip install -rtest-requirements.txt
-  py{35,36,37,38}-unit: coverage run --parallel-mode -m pytest --strict {posargs}
-  py{35,36,37,38}-unit: coverage combine
-  py{35,36,37,38}-unit: coverage report
-  py{35,36,37,38}-unit: coverage xml
-  py{35,36,37,38}-unit: codecov --file coverage.xml
-  py{35,36,37,38}-bandit: bandit -r cwltool
-  py{35,36,37,38}-lint: flake8 cwltool setup.py
-  py{35,36,37,38}-mypy: make mypy
-  py{35,36,37,38}-mypy: make mypyc
+  py{36,37,38}-unit: python3 -m pip install -U pip setuptools wheel
+  py{36,37,38}-unit: python3 -m pip install -e .[deps]
+  py{36,37,38}-unit: python3 -m pip install -rtest-requirements.txt
+  py{36,37,38}-unit: coverage run --parallel-mode -m pytest --strict {posargs}
+  py{36,37,38}-unit: coverage combine
+  py{36,37,38}-unit: coverage report
+  py{36,37,38}-unit: coverage xml
+  py{36,37,38}-unit: codecov --file coverage.xml
+  py{36,37,38}-bandit: bandit -r cwltool
+  py{36,37,38}-lint: flake8 cwltool setup.py
+  py{36,37,38}-mypy: make mypy
+  py{36,37,38}-mypy: make mypyc
 
 whitelist_externals =
-  py{35,36,37,38}-lint: flake8
-  py{35,36,37,38}-lint: black
-  py{35,36,37,38}-mypy: make
+  py{36,37,38}-lint: flake8
+  py{36,37,38}-lint: black
+  py{36,37,38}-mypy: make
 
 [testenv:py38-pydocstyle]
 whitelist_externals = make