Pyqt5 to pyqt6 migration (#37) (close #35)

* ref: migration from pyqt5 to pyqt6

* update changelog

* uncomment assertion

* ref: replace pyqt5 objects with pyqt6

* tests: handle unstable fit

---------

Co-authored-by: Paul Müller <[email protected]>

Author: RaghavaAlajangi

CHANGELOG

@@ -1,3 +1,5 @@
+0.16.0
+ - ref: migrate from pyqt5 to pyqt6 (#35)
 0.15.10
  - ref: migrate from pkg_resources to importlib.resources (#33)
 0.15.9

docs/requirements.txt

@@ -2,7 +2,7 @@ h5py
 matplotlib
 nanite
 numpy
-pyqt5
+PyQt6
 scipy
 sphinx
 sphinxcontrib.bibtex

docs/scrots/make_scrots_extensions.py

@@ -2,16 +2,16 @@
 import pathlib
 import sys
 
-from PyQt5 import QtCore
-from PyQt5.QtWidgets import QApplication
+from PyQt6 import QtCore
+from PyQt6.QtWidgets import QApplication
 from pyjibe.head.main import PyJibe
 from pyjibe.head import preferences
 
 data_path = pathlib.Path(__file__).resolve().parent / ".." / "data"
 
 app = QApplication(sys.argv)
 
-QtCore.QLocale.setDefault(QtCore.QLocale(QtCore.QLocale.C))
+QtCore.QLocale.setDefault(QtCore.QLocale(QtCore.QLocale.Language.C))
 
 mw = PyJibe()
 mw.settings.setValue("check for updates", 0)

docs/scrots/make_scrots_qg_import_ts.py

@@ -3,8 +3,8 @@
 import sys
 import time
 
-from PyQt5 import QtCore
-from PyQt5.QtWidgets import QApplication
+from PyQt6 import QtCore
+from PyQt6.QtWidgets import QApplication
 from pyjibe.head.main import PyJibe
 
 jpkfile = pathlib.Path("PAAm_Compliant_ROI1_force-save-"
@@ -20,7 +20,7 @@ def cleanup_autosave(jpkfile):
 
 
 app = QApplication(sys.argv)
-QtCore.QLocale.setDefault(QtCore.QLocale(QtCore.QLocale.C))
+QtCore.QLocale.setDefault(QtCore.QLocale(QtCore.QLocale.Language.C))
 mw = PyJibe()
 mw.settings.setValue("check for updates", 0)
 mw.settings.setValue("advanced/developer mode", 0)

docs/scrots/make_scrots_ui_fd.py

@@ -2,8 +2,8 @@
 import pathlib
 import sys
 
-from PyQt5 import QtCore
-from PyQt5.QtWidgets import QApplication
+from PyQt6 import QtCore
+from PyQt6.QtWidgets import QApplication
 from pyjibe.head.main import PyJibe
 
 jpkfiles = [pathlib.Path("map-data-2015.05.21-18.16.49.170.jpk-force-map")]
@@ -18,7 +18,7 @@ def cleanup_autosave(jpkfile):
 
 
 app = QApplication(sys.argv)
-QtCore.QLocale.setDefault(QtCore.QLocale(QtCore.QLocale.C))
+QtCore.QLocale.setDefault(QtCore.QLocale(QtCore.QLocale.Language.C))
 mw = PyJibe()
 mw.settings.setValue("check for updates", 0)
 mw.settings.setValue("advanced/developer mode", "0")

docs/tutorials/t01_make_figures.py

@@ -8,15 +8,15 @@
 import numpy as np
 import pandas
 import seaborn as sns
-from PyQt5 import QtCore
-from PyQt5.QtWidgets import QApplication
+from PyQt6 import QtCore
+from PyQt6.QtWidgets import QApplication
 from pyjibe.head.main import PyJibe
 
 
 datapath = pathlib.Path("figshare_AFM-PAAm-gels_11637675.v3")
 
 app = QApplication(sys.argv)
-QtCore.QLocale.setDefault(QtCore.QLocale(QtCore.QLocale.C))
+QtCore.QLocale.setDefault(QtCore.QLocale(QtCore.QLocale.Language.C))
 mw = PyJibe()
 
 
@@ -50,7 +50,7 @@
     war.tab_fit.cb_model.setCurrentIndex(idm)
     war.tab_fit.sp_range_2.setValue(2)
     war.tab_fit.table_parameters_initial.item(1, 1).setText("5")
-    war.tab_fit.cb_weight_cp.setCheckState(QtCore.Qt.Unchecked)
+    war.tab_fit.cb_weight_cp.setCheckState(QtCore.Qt.CheckState.Unchecked)
     war.btn_fitall.clicked.emit()
 
 QApplication.processEvents()

pyjibe/__main__.py

@@ -2,24 +2,24 @@ def main(splash=True):
     import importlib.resources
     import sys
 
-    from PyQt5.QtWidgets import QApplication
-    from PyQt5.QtCore import QEventLoop
+    from PyQt6.QtWidgets import QApplication
+    from PyQt6.QtCore import QEventLoop
 
     app = QApplication(sys.argv)
 
     if splash:
-        from PyQt5.QtWidgets import QSplashScreen
-        from PyQt5.QtGui import QPixmap
+        from PyQt6.QtWidgets import QSplashScreen
+        from PyQt6.QtGui import QPixmap
         ref = importlib.resources.files("pyjibe.img") / "splash.png"
         with importlib.resources.as_file(ref) as splash_path:
             splash_pix = QPixmap(str(splash_path))
         splash = QSplashScreen(splash_pix)
         splash.setMask(splash_pix.mask())
         splash.show()
         # make sure Qt really displays the splash screen
-        app.processEvents(QEventLoop.AllEvents, 300)
+        app.processEvents(QEventLoop.ProcessEventsFlag.AllEvents, 300)
 
-    from PyQt5 import QtCore, QtGui
+    from PyQt6 import QtCore, QtGui
     from .head import PyJibe
 
     # Set Application Icon
@@ -28,14 +28,14 @@ def main(splash=True):
         app.setWindowIcon(QtGui.QIcon(str(icon_path)))
 
     # Use dots as decimal separators
-    QtCore.QLocale.setDefault(QtCore.QLocale(QtCore.QLocale.C))
+    QtCore.QLocale.setDefault(QtCore.QLocale(QtCore.QLocale.Language.C))
 
     window = PyJibe()
 
     if splash:
         splash.finish(window)
 
-    sys.exit(app.exec_())
+    sys.exit(app.exec())
 
 
 if __name__ == "__main__":

pyjibe/fd/dlg_export_vals.py

@@ -1,6 +1,6 @@
 import importlib.resources
 
-from PyQt5 import uic, QtWidgets
+from PyQt6 import uic, QtWidgets
 
 from . import export
 

pyjibe/fd/export.py

@@ -6,7 +6,7 @@
 
 from afmformats import meta
 import nanite.model as nmodel
-from PyQt5 import QtCore
+from PyQt6 import QtCore
 
 from .. import units
 
@@ -34,7 +34,6 @@ def save_tsv_metadata_results(filename, fdist_list, which=EXPORT_CHOICES):
         raise ValueError("Found invalid export choices.")
 
     settings = QtCore.QSettings()
-    settings.setIniCodec("utf-8")
     dev_mode = bool(int(settings.value("advanced/developer mode", "0")))
 
     size = len(fdist_list)

pyjibe/fd/main.py

@@ -9,7 +9,7 @@
 import nanite
 import nanite.fit as nfit
 import numpy as np
-from PyQt5 import uic, QtCore, QtGui, QtWidgets
+from PyQt6 import uic, QtCore, QtGui, QtWidgets
 
 from .. import colormap
 from ..head.custom_widgets import show_wait_cursor
@@ -38,10 +38,9 @@ def __init__(self, *args, **kwargs):
             uic.loadUi(path_ui, self)
 
         self.settings = QtCore.QSettings()
-        self.settings.setIniCodec("utf-8")
         if not self.settings.value("force-distance/rate ts path", ""):
             dataloc = pathlib.Path(QtCore.QStandardPaths.writableLocation(
-                QtCore.QStandardPaths.AppDataLocation))
+                QtCore.QStandardPaths.StandardLocation.AppDataLocation))
             ts_import_path = dataloc / "force-distance_rate-ts-user"
             self.settings.setValue("force-distance/rate ts path",
                                    str(ts_import_path))
@@ -175,7 +174,7 @@ def selected_curves(self):
         for ar in self.data_set:
             idx = self.data_set.index(ar)
             item = self.list_curves.topLevelItem(idx)
-            if item.checkState(3) == QtCore.Qt.Checked:
+            if item.checkState(3) == QtCore.Qt.CheckState.Checked:
                 curves.append(ar)
         return curves
 
@@ -213,7 +212,7 @@ def callback(partial):
                 """
                 bar.setValue(int((ii+partial)*mult))
                 QtCore.QCoreApplication.instance().processEvents(
-                    QtCore.QEventLoop.AllEvents, 300)
+                    QtCore.QEventLoop.ProcessEventsFlag.AllEvents, 300)
                 if bar.wasCanceled():
                     # Raise a custom `AbortProgress` error, such that
                     # we can exit the parent for-loop.
@@ -237,7 +236,7 @@ def callback(partial):
 
     def autosave(self, fdist):
         """Performs autosaving for all files"""
-        if (self.cb_autosave.checkState() == QtCore.Qt.Checked
+        if (self.cb_autosave.checkState() == QtCore.Qt.CheckState.Checked
                 and fdist.fit_properties.get("success", False)):
             # Determine the directory of the current curve
             adir = os.path.dirname(fdist.path)
@@ -256,7 +255,7 @@ def autosave(self, fdist):
                     # fdist was fitted with same model
                     ar.fit_properties["model_key"] == model_key and
                     # user selected curve for export ("use")
-                    it.checkState(3) == QtCore.Qt.Checked
+                    it.checkState(3) == QtCore.Qt.CheckState.Checked
                 ):
                     exp_curv.append(ar)
             # The file to export
@@ -271,10 +270,11 @@ def autosave(self, fdist):
                     if oride == -1:
                         # Ask user what to do
                         dlgwin = QtWidgets.QDialog(self)
-                        dlgwin.setWindowModality(QtCore.Qt.ApplicationModal)
+                        dlgwin.setWindowModality(
+                            QtCore.Qt.WindowModality.ApplicationModal)
                         dlgui = DlgAutosave()
                         dlgui.setupUi(dlgwin)
-                        if dlgwin.exec_():
+                        if dlgwin.exec():
                             if dlgui.btn_nothing.isChecked():
                                 oride = 0
                             elif dlgui.btn_override.isChecked():
@@ -310,7 +310,8 @@ def curve_list_setup(self):
         """Add items to the tree widget"""
         header = self.list_curves.header()
         header.setStretchLastSection(False)
-        header.setSectionResizeMode(0, QtWidgets.QHeaderView.Stretch)
+        header.setSectionResizeMode(0,
+                                    QtWidgets.QHeaderView.ResizeMode.Stretch)
         self.list_curves.setColumnWidth(1, 70)
         self.list_curves.setColumnWidth(2, 70)
         self.list_curves.setColumnWidth(3, 40)
@@ -320,7 +321,7 @@ def curve_list_setup(self):
                                             str(ar.enum),
                                             "{:.1f}".format(-1)])
             self.list_curves.addTopLevelItem(it)
-            it.setCheckState(3, QtCore.Qt.Checked)
+            it.setCheckState(3, QtCore.Qt.CheckState.Checked)
         # Connect signals:
         # Selection of curves
         self.list_curves.itemSelectionChanged.connect(self.on_curve_list)
@@ -462,7 +463,7 @@ def on_export_edelta(self):
                 else:
                     res += [d, e]
                 QtCore.QCoreApplication.instance().processEvents(
-                    QtCore.QEventLoop.AllEvents, 300)
+                    QtCore.QEventLoop.ProcessEventsFlag.AllEvents, 300)
                 bar.setValue(ii+1)
 
             # export curves with numpy
@@ -496,7 +497,7 @@ def on_fit_all(self):
         errored = []
         for ii, fdist in enumerate(self.data_set):
             QtCore.QCoreApplication.instance().processEvents(
-                QtCore.QEventLoop.AllEvents, 300)
+                QtCore.QEventLoop.ProcessEventsFlag.AllEvents, 300)
             if bar.wasCanceled():
                 break
             try:
@@ -562,9 +563,9 @@ def on_rating_threshold(self):
             it = self.list_curves.topLevelItem(ii)
             if not np.isnan(rating):
                 if rating >= thresh:
-                    it.setCheckState(3, QtCore.Qt.Checked)
+                    it.setCheckState(3, QtCore.Qt.CheckState.Checked)
                 else:
-                    it.setCheckState(3, QtCore.Qt.Unchecked)
+                    it.setCheckState(3, QtCore.Qt.CheckState.Unchecked)
         self.list_curves.blockSignals(False)
         # TODO:
         # - make this more efficient. There is a lot written to disk here.
@@ -614,8 +615,8 @@ def on_user_rate(self):
             caption="Please select a rating container",
             directory="",
             filter="Rating containers (*.h5)",
-            options=QtWidgets.QFileDialog.DontConfirmOverwrite
-                    | QtWidgets.QFileDialog.DontUseNativeDialog)
+            options=QtWidgets.QFileDialog.Option.DontConfirmOverwrite
+                    | QtWidgets.QFileDialog.Option.DontUseNativeDialog)
 
         path = cont[0]
         if path: