Backports for 5.3 maintenance branch

.github/workflows/bleeding-edge.yml

@@ -46,10 +46,7 @@ jobs:
         run: sudo apt-get install libglu1-mesa-dev
       - name: Install build dependencies
         run: |
-          sudo apt-get install swig
-          python -m pip install -U pip setuptools wheel
-          python -m pip install numpy
-          python -m pip install Cython
+          python -m pip install -U pip wheel
       - name: Install prebuilt wxPython
         run: python -m pip install -f https://extras.wxpython.org/wxPython4/extras/linux/gtk3/ubuntu-18.04 wxPython
         if: matrix.toolkit == 'wx'

.github/workflows/publish-on-pypi.yml

@@ -0,0 +1,37 @@
+name: Publish release to PyPI
+
+on:
+  workflow_dispatch:
+  release:
+    types: [published]
+
+jobs:
+  build-and-upload:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Check out the release commit
+      uses: actions/checkout@v2
+
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.8'
+
+    - name: Install Python packages needed for build and upload
+      run: |
+        python -m pip install build twine
+
+    - name: Build sdist
+      run: |
+        python -m build --sdist
+
+    - name: Publish to PyPI
+
+      env:
+        TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
+        TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+
+      run: |
+        python -m twine check --strict dist/*
+        python -m twine upload dist/*

ci/edmtool.py

@@ -104,9 +104,9 @@
         "pyparsing",
         "pypdf2",
         "reportlab",
-        "swig",
         "traits",
         "traitsui",
+        "wheel",
     },
     '3.8': {
         "apptools",
@@ -120,9 +120,9 @@
         "pyface",
         "pygments",
         "pyparsing",
-        "swig",
         "traits",
         "traitsui",
+        "wheel",
     }
 }
 
@@ -293,6 +293,7 @@ def docs(runtime, toolkit, environment):
     ])
     commands = [
         "edm install -y -e {environment} " + packages,
+        "edm run -e {environment} -- python -m pip install sphinx-copybutton",
     ]
     click.echo(
         "Installing documentation tools in  '{environment}'".format(

docs/source/conf.py

@@ -38,6 +38,7 @@
     "sphinx.ext.napoleon",
     # Link to code in sphinx generated API docs
     "sphinx.ext.viewcode",
+    "sphinx_copybutton",
     # Include trait definition comments in autogenerated API docs
     "traits.util.trait_documenter",
 ]
@@ -98,6 +99,12 @@
 # The name of the Pygments (syntax highlighting) style to use.
 pygments_style = 'sphinx'
 
+# Options for Sphinx copybutton extension
+# ---------------------------------------
+
+# Matches prompts - "$ ", ">>>" and "..."
+copybutton_prompt_text = r">>> |\.\.\. |\$ "
+copybutton_prompt_is_regexp = True
 
 # Options for HTML output
 # -----------------------

enable/__init__.py

@@ -20,6 +20,8 @@
 ]
 
 __extras_require__ = {
+    # Dependencies for documentation
+    "docs": ["enthought-sphinx-theme", "sphinx", "sphinx-copybutton"],
     # Dependencies for running enable/kiva's examples
     "examples": ["chaco", "mayavi", "scipy", "kiwisolver", "pyglet"],
     # Dependencies for GL backend support