switch from PyQt6 to PySide6

PySide6 uses LGPL instead of GPL, which is much nicer to work with.

raven/plugins/logfileplugin.py

@@ -1,7 +1,7 @@
 import os.path
 from typing import Callable, Optional
 
-from PyQt6.QtWidgets import QMessageBox
+from PySide6.QtWidgets import QMessageBox
 
 from fulltabwidget import FullTabWidget
 from logFileModel import LogFileModel

raven/plugins/notes/noteswidget.py

@@ -1,5 +1,5 @@
 from raven.plugins.ravenlog.Tab import Tab
-from PyQt6.QtWidgets import *
+from PySide6.QtWidgets import QTextEdit, QVBoxLayout
 
 
 class NotesWidget(Tab):

raven/plugins/notesplugin.py

@@ -1,6 +1,6 @@
 from typing import Callable
 
-from PyQt6.QtCore import Qt
+from PySide6.QtCore import Qt
 
 from raven.pluginbase import PluginBase
 from raven.pluginregistry import PluginRegistry

raven/plugins/openfileplugin.py

@@ -1,8 +1,7 @@
 import os
 from typing import Callable
 from pathlib import Path
-from PyQt6.QtGui import QAction, QIcon
-from PyQt6.QtWidgets import QMenu, QFileDialog
+from PySide6.QtWidgets import QFileDialog
 
 from raven.pluginbase import PluginBase
 from raven.pluginregistry import PluginRegistry
@@ -47,8 +46,9 @@ class OpenFilePlugin(PluginBase):
         dialog = QFileDialog()
         (selected_file, _filter) = dialog.getOpenFileName(
             caption=self.tr("Open File"),
-            directory=directory
+            dir=directory
         )
+        # directory=directory
         if selected_file:
             self.open_file(selected_file)
 
@@ -71,7 +71,7 @@ class OpenFilePlugin(PluginBase):
         files = self._get_recent_files()
         for file in files:
             action = RAction(os.path.basename(file))
-            action.set_action(lambda x, f=file: self.open_file(f))
+            action.set_action(lambda _="", f=file: self.open_file(f))
             self._menu_recent_files.add_action(action)
 
     def _remember_recent_file(self, file: str):

raven/plugins/ravenlog/Tab.py

@@ -1,6 +1,6 @@
 from abc import abstractmethod
 
-from PyQt6.QtWidgets import QWidget
+from PySide6.QtWidgets import QWidget
 
 
 class Tab(QWidget):

raven/plugins/ravenlogplugin.py

@@ -1,8 +1,8 @@
 import sys
 from typing import Optional
 
-from PyQt6.QtCore import Qt
-from PyQt6.QtWidgets import QDockWidget, QLabel
+from PySide6.QtCore import Qt
+from PySide6.QtWidgets import QDockWidget
 
 import constants
 from aboutdialog import AboutDialog