Fix travis config instead

Author: fermezz

.github/workflows/main.yml

@@ -0,0 +1,69 @@
+language: python
+dist: xenial
+python: '3.7.4'
+cache: false
+
+env:
+  global:
+    - PYTEST_ADDOPTS="-vv --showlocals --durations=100 --exitfirst"
+    - PYTEST_COVERAGE=1
+
+# setuptools-scm needs all tags in order to obtain a proper version
+git:
+  depth: false
+
+install:
+  - python -m pip install --upgrade --pre tox
+
+jobs:
+  include:
+    # Coverage for:
+    # - TestArgComplete (linux only)
+    # - numpy
+    # - verbose=0
+    # - test_sys_breakpoint_interception (via pexpect).
+    - stage: baseline
+      env: TOXENV=py38-xdist
+      python: '3.8'
+
+    - env: TOXENV=py27-xdist
+      python: '2.7'
+
+    - stage: tests
+      env: TOXENV=py37-numpy-pexpect-twisted
+      python: '3.7.4'
+
+    - env: TOXENV=py36-xdist PYTEST_REORDER_TESTS=0
+      python: '3.6.9'
+
+    - env: TOXENV=py35-xdist
+      python: '3.5.9'
+
+    - env: TOXENV=linting,docs,doctesting
+      cache:
+        directories:
+          - $HOME/.cache/pre-commit
+
+before_script:
+  - |
+    # Do not (re-)upload coverage with cron runs.
+    if [[ "$TRAVIS_EVENT_TYPE" = cron ]]; then
+      PYTEST_COVERAGE=0
+    fi
+  - |
+    if [[ "$PYTEST_COVERAGE" = 1 ]]; then
+      export COVERAGE_FILE="$PWD/.coverage"
+      export COVERAGE_PROCESS_START="$PWD/.coveragerc"
+      export _PYTEST_TOX_COVERAGE_RUN="coverage run -m"
+      export _PYTEST_TOX_EXTRA_DEP=coverage-enable-subprocess
+    fi
+script: env COLUMNS=120 python -m tox
+
+after_success:
+  - |
+    if [[ "$PYTEST_COVERAGE" = 1 ]]; then
+      env CODECOV_NAME="$TOXENV-$TRAVIS_OS_NAME" scripts/report-coverage.sh
+    fi
+branches:
+  only:
+    - 4.6.x

.travis.yml

@@ -119,7 +119,6 @@ changedir = testing/freeze
 # Disable PEP 517 with pip, which does not work with PyInstaller currently.
 deps =
     pyinstaller
-    setuptools < 45.0.0
 commands =
     {envpython} create_executable.py
     {envpython} tox_run.py