Update PyQt requirement to 5.15

.github/workflows/test-files.yml

@@ -16,10 +16,8 @@ on:
       - '**.sh'
 
   pull_request:
-    branches:
-      - master
-      - 5.*
-      - 4.x
+    branches-ignore:
+      - '**'
     paths:
       - '.github/scripts/*.sh'
       - '.github/workflows/*.yml'

.github/workflows/test-linux.yml

@@ -43,7 +43,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        INSTALL_TYPE: ['conda', 'pip']
+        INSTALL_TYPE: ['pip']
         PYTHON_VERSION: ['3.7']
         TEST_TYPE: ['fast', 'slow']
 
@@ -71,7 +71,7 @@ jobs:
         shell: bash
         run: |
           sudo apt-get update --fix-missing
-          sudo apt-get install libxcb-randr0-dev libxcb-xtest0-dev libxcb-xinerama0-dev libxcb-shape0-dev libxcb-xkb-dev libegl1-mesa libxkbcommon-x11-0 xterm --fix-missing
+          sudo apt-get install -qq pyqt5-dev-tools libxcb-xinerama0 xterm --fix-missing
       - name: Cache conda
         uses: actions/cache@v2
         env:
@@ -108,6 +108,10 @@ jobs:
         run: |
           conda info
           conda list
+      #- name: Setup tmate session
+      #  if: env.RUN_BUILD == 'true'
+      #  uses: mxschmitt/action-tmate@v3
+      #  timeout-minutes: 30
       - name: Run manifest checks
         if: env.RUN_BUILD == 'true'
         shell: bash -l {0}

.github/workflows/test-mac.yml

@@ -16,10 +16,8 @@ on:
       - '**.sh'
 
   pull_request:
-    branches:
-      - master
-      - 5.*
-      - 4.x
+    branches-ignore:
+      - '**'
     paths:
       - '.github/scripts/*.sh'
       - '.github/workflows/*.yml'

.github/workflows/test-win.yml

@@ -16,10 +16,8 @@ on:
       - '**.sh'
 
   pull_request:
-    branches:
-      - master
-      - 5.*
-      - 4.x
+    branches-ignore:
+      - '**'
     paths:
       - '.github/scripts/*.sh'
       - '.github/workflows/*.yml'

setup.py

@@ -225,8 +225,8 @@ def run(self):
     'pylint>=2.5.0',
     'python-lsp-black>=1.0.0',
     'pyls-spyder>=0.4.0',
-    'pyqt5<5.13',
-    'pyqtwebengine<5.13',
+    'pyqt5<5.16',
+    'pyqtwebengine<5.16',
     'python-lsp-server[all]>=1.2.2,<1.3.0',
     'pyxdg>=0.26;platform_system=="Linux"',
     'pyzmq>=17',

spyder/widgets/dock.py

@@ -250,7 +250,14 @@ def install_tab_event_filter(self, value):
         QTabBar holding tabified dockwidgets.
         """
         dock_tabbar = None
-        tabbars = self.main.findChildren(QTabBar)
+
+        # This is necessary to catch an error when closing the app
+        # in macOS with PyQt 5.15
+        try:
+            tabbars = self.main.findChildren(QTabBar)
+        except RuntimeError:
+            tabbars = []
+
         for tabbar in tabbars:
             for tab in range(tabbar.count()):
                 title = tabbar.tabText(tab)