CI: use venv again, explicitly use brew-installed python3.13 instead …

…of system python3

.github/workflows/build-on-macos.yml

@@ -48,25 +48,24 @@ jobs:
 
     - name: Install pythonic dependencies
       run: |
-        # python3 -m venv --system-site-packages venv
-        # source venv/bin/activate
+        python3.13 -m venv --system-site-packages venv
+        source venv/bin/activate
 
         pip install --upgrade pip
         pip install wheel setuptools_scm
-        # pip install -r pyinstaller/macos/requirements.txt
-        pip install .
+        pip install -r pyinstaller/macos/requirements.txt
         pip install pyinstaller pyinstaller-hooks-contrib
 
     - name: Fix setuptools_scm-generated version
       id: fix_version
       run: |
-        # source venv/bin/activate
+        source venv/bin/activate
         version=$(SETUPTOOLS_SCM_DEBUG=1 python -m setuptools_scm)  # have version written to file to appear in bundled app as well
         echo "version=$version" >> $GITHUB_OUTPUT
 
     - name: Log python package info
       run: |
-        # source venv/bin/activate
+        source venv/bin/activate
 
         echo "### pip freeze --local ###"
         pip freeze --local | tee pip_freeze_local.txt
@@ -81,7 +80,7 @@ jobs:
 
     - name: Package executable with pyinstaller
       run: |
-        # source venv/bin/activate
+        source venv/bin/activate
         pyinstaller -y ./pyinstaller/macos/dtool-lookup-gui-macos.spec 2>&1 | tee pyinstaller.log
         ls -lh dist
         mv dist/dtool-lookup-gui.app dtool-lookup-gui.app

pyinstaller/macos/requirements.txt

@@ -101,14 +101,10 @@ propcache==0.2.0
     # via yarl
 pyasn1==0.6.1
     # via pysmb
-pycairo==1.27.0
-    # via pygobject
 pycparser==2.22
     # via cffi
 pygments==2.18.0
     # via dtool-info
-pygobject==3.50.0
-    # via -r requirements.in
 pysmb==1.2.10
     # via dtool-smb
 python-dateutil==2.9.0.post0