migrate from PyQt6 to PySide6, remove unneeded dependencies

src/ui/widgets/searchPage.py

@@ -2,14 +2,14 @@ import sys
 
 import loguru
 from natsort import natsorted
-from PyQt6 import QtCore, QtGui, QtWidgets
-from PyQt6.QtCore import pyqtSignal
+from PySide6 import QtCore, QtGui, QtWidgets
+from PySide6.QtCore import Signal
 
 from src import LOG_DIR
 from src.backend import Database, Semester
 from src.logic import Prof, custom_sort, sort_semesters_list
 from src.ui.dialogs import ApparatExtendDialog, Mail_Dialog, ReminderDialog
-from src.ui.widgets import DataGraph, StatusWidget
+from src.ui.widgets import DataQtGraph, StatusWidget
 
 from .widget_sources.search_statistic_page_ui import Ui_Dialog
 
@@ -26,10 +26,10 @@ class MyComboBox(QtWidgets.QComboBox):
 
 
 class SearchStatisticPage(QtWidgets.QDialog, Ui_Dialog):
-    apparat_open = pyqtSignal(str)
-    reloadSignal = pyqtSignal()
-    refreshSignal = pyqtSignal()
-    updateCalendar = pyqtSignal(int, list)
+    apparat_open = Signal(str)
+    reloadSignal = Signal()
+    refreshSignal = Signal()
+    updateCalendar = Signal(int, list)
 
     def __init__(self):
         log.info("SearchStatisticPage started")
@@ -310,7 +310,12 @@ class SearchStatisticPage(QtWidgets.QDialog, Ui_Dialog):
             "x": [i[0] for i in data],
             "y": {"Erstellt": [i[1] for i in data], "Gelöscht": [i[2] for i in data]},
         }
-        graph = DataGraph(title="Erstellte und gelöschte Apparate", data=graph_data)
+        graph = DataQtGraph(
+            title="Erstellte und gelöschte Apparate",
+            data=graph_data,
+            generateMissing=False,
+            y_label="Anzahl der Apparate",
+        )
 
         # place the graph into tabWidget_3
         self.tabWidget_3.addTab(graph, "Graph")