Examples: Fix some space-related flake warnings

Task-number: PYSIDE-1112
Change-Id: Ib8991199e4822673d6a25cba0023dbe3b03f5938
Reviewed-by: Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io>

11 files changed, 26 insertions, 19 deletions

diff --git a/examples/charts/audio/audio.py b/examples/charts/audio/audio.py
index 2d4c1a552..13b616c65 100644
--- a/examples/charts/audio/audio.py
+++ b/examples/charts/audio/audio.py
@@ -51,6 +51,7 @@ from PySide6.QtWidgets import QApplication, QMainWindow, QMessageBox
 sampleCount = 2000
 resolution = 4
 
+
 class MainWindow(QMainWindow):
     def __init__(self, device):
         super().__init__()
@@ -109,6 +110,7 @@ class MainWindow(QMainWindow):
             dataIndex = dataIndex + resolution
         self.series.replace(self.buffer)
 
+
 if __name__ == '__main__':
     app = QApplication(sys.argv)
 
diff --git a/examples/charts/callout/callout.py b/examples/charts/callout/callout.py
index 219f44597..e39ef2528 100644
--- a/examples/charts/callout/callout.py
+++ b/examples/charts/callout/callout.py
@@ -138,7 +138,7 @@ class Callout(QGraphicsItem):
         self._text = text
         metrics = QFontMetrics(self._font)
         self._textRect = QRectF(metrics.boundingRect(
-            QRect(0.0, 0.0, 150.0, 150.0),Qt.AlignLeft, self._text))
+            QRect(0.0, 0.0, 150.0, 150.0), Qt.AlignLeft, self._text))
         self._textRect.translate(5, 5)
         self.prepareGeometryChange()
         self._rect = self._textRect.adjusted(-5, -5, 5, 5)
@@ -153,7 +153,7 @@ class Callout(QGraphicsItem):
 
 
 class View(QGraphicsView):
-    def __init__(self, parent = None):
+    def __init__(self, parent=None):
         super().__init__(parent)
         self.setScene(QGraphicsScene(self))
 
@@ -191,11 +191,11 @@ class View(QGraphicsView):
 
         self._coordX = QGraphicsSimpleTextItem(self._chart)
         self._coordX.setPos(
-            self._chart.size().width()/2 - 50, self._chart.size().height())
+            self._chart.size().width() / 2 - 50, self._chart.size().height())
         self._coordX.setText("X: ")
         self._coordY = QGraphicsSimpleTextItem(self._chart)
         self._coordY.setPos(
-            self._chart.size().width()/2 + 50, self._chart.size().height())
+            self._chart.size().width() / 2 + 50, self._chart.size().height())
         self._coordY.setText("Y: ")
 
         self._callouts = []
@@ -214,16 +214,15 @@ class View(QGraphicsView):
             self.scene().setSceneRect(QRectF(QPointF(0, 0), event.size()))
             self._chart.resize(event.size())
             self._coordX.setPos(
-                self._chart.size().width()/2 - 50,
+                self._chart.size().width() / 2 - 50,
                 self._chart.size().height() - 20)
             self._coordY.setPos(
-                self._chart.size().width()/2 + 50,
+                self._chart.size().width() / 2 + 50,
                 self._chart.size().height() - 20)
             for callout in self._callouts:
                 callout.updateGeometry()
         QGraphicsView.resizeEvent(self, event)
 
-
     def mouseMoveEvent(self, event):
         pos = self._chart.mapToValue(event.position().toPoint())
         x = pos.x()
diff --git a/examples/charts/chartthemes/main.py b/examples/charts/chartthemes/main.py
index a5df1236c..58cec2d15 100644
--- a/examples/charts/chartthemes/main.py
+++ b/examples/charts/chartthemes/main.py
@@ -53,6 +53,7 @@ from ui_themewidget import Ui_ThemeWidgetForm as ui
 
 from random import random, uniform
 
+
 class ThemeWidget(QWidget):
     def __init__(self, parent):
         QWidget.__init__(self, parent)
@@ -113,7 +114,6 @@ class ThemeWidget(QWidget):
 
         self.update_ui()
 
-
     def generate_random_data(self, list_count, value_max, value_count):
         data_table = []
         for i in range(list_count):
@@ -338,7 +338,6 @@ class ThemeWidget(QWidget):
                 else:
                     set_colors(QColor(0xf0f0f0), QColor(0x404044))
 
-
         # Update antialiasing
         checked = self.ui.antialiasCheckBox.isChecked()
         for chart in self.charts:
diff --git a/examples/charts/donutbreakdown/donutbreakdown.py b/examples/charts/donutbreakdown/donutbreakdown.py
index b724857d3..27faa6e94 100644
--- a/examples/charts/donutbreakdown/donutbreakdown.py
+++ b/examples/charts/donutbreakdown/donutbreakdown.py
@@ -47,6 +47,7 @@ from PySide6.QtGui import QColor, QFont, QPainter, QScreen
 from PySide6.QtWidgets import QApplication, QMainWindow
 from PySide6.QtCharts import QChart, QChartView, QPieSeries, QPieSlice
 
+
 class MainSlice(QPieSlice):
     def __init__(self, breakdown_series, parent=None):
         super().__init__(parent)
@@ -119,7 +120,7 @@ class DonutBreakdownChart(QChart):
         for pie_slice in slices:
             breakdown_series = pie_slice.get_breakdown_series()
             breakdown_series.setPieStartAngle(angle)
-            angle += pie_slice.percentage() * 360.0 # full pie is 360.0
+            angle += pie_slice.percentage() * 360.0  # full pie is 360.0
             breakdown_series.setPieEndAngle(angle)
 
     def update_legend_markers(self):
@@ -137,6 +138,7 @@ class DonutBreakdownChart(QChart):
                     marker.setLabel(f"{label} {p:.2f}%")
                     marker.setFont(QFont("Arial", 8))
 
+
 if __name__ == "__main__":
     app = QApplication(sys.argv)
     # Graph is based on data of:
diff --git a/examples/charts/legend/legend.py b/examples/charts/legend/legend.py
index 1a75d076e..79fabdc0c 100644
--- a/examples/charts/legend/legend.py
+++ b/examples/charts/legend/legend.py
@@ -47,6 +47,7 @@ from PySide6.QtWidgets import (QApplication, QDoubleSpinBox,
     QFormLayout, QGridLayout, QGroupBox, QPushButton, QWidget)
 from PySide6.QtCharts import QBarSeries, QBarSet, QChart, QChartView
 
+
 class MainWidget(QWidget):
     def __init__(self, parent=None):
         super().__init__(parent)
@@ -225,7 +226,7 @@ class MainWidget(QWidget):
     def font_size_changed(self):
         legend = self.chart.legend()
         font = legend.font()
-        font_size  = self.font_size.value()
+        font_size = self.font_size.value()
         if font_size < 1:
             font_size = 1
         font.setPointSizeF(font_size)
@@ -242,6 +243,7 @@ class MainWidget(QWidget):
 
         legend.update()
 
+
 if __name__ == "__main__":
     app = QApplication(sys.argv)
     w = MainWidget()
diff --git a/examples/charts/logvalueaxis/logvalueaxis.py b/examples/charts/logvalueaxis/logvalueaxis.py
index 3dbad1299..e13f4f8be 100644
--- a/examples/charts/logvalueaxis/logvalueaxis.py
+++ b/examples/charts/logvalueaxis/logvalueaxis.py
@@ -41,7 +41,6 @@
 """PySide6 port of the Logarithmic Axis Example from Qt v5.x"""
 
 
-
 import sys
 from PySide6.QtCore import Qt, QPointF
 from PySide6.QtGui import QPainter
diff --git a/examples/charts/memoryusage/memoryusage.py b/examples/charts/memoryusage/memoryusage.py
index 0a098014c..7ad6e3594 100644
--- a/examples/charts/memoryusage/memoryusage.py
+++ b/examples/charts/memoryusage/memoryusage.py
@@ -55,6 +55,7 @@ def run_process(command, arguments):
     std_output = process.readAllStandardOutput().data().decode('utf-8')
     return std_output.split('\n')
 
+
 def get_memory_usage():
     result = []
     if sys.platform == 'win32':
@@ -83,7 +84,7 @@ def get_memory_usage():
             command_column = 12
         for line in run_process('ps', ps_options):
             tokens = line.split(None)
-            if len(tokens) > command_column and "PID" not in tokens: # Percentage and command
+            if len(tokens) > command_column and "PID" not in tokens:  # Percentage and command
                 command = tokens[command_column]
                 if not command.startswith('['):
                     command = os.path.basename(command)
@@ -94,6 +95,7 @@ def get_memory_usage():
     result.sort(key = lambda x: x[1], reverse=True)
     return result
 
+
 class MainWindow(QMainWindow):
 
     def __init__(self):
@@ -117,6 +119,7 @@ class MainWindow(QMainWindow):
         self._chart_view = QChartView(self.chart)
         self.setCentralWidget(self._chart_view)
 
+
 if __name__ == '__main__':
     app = QApplication(sys.argv)
     main_win = MainWindow()
diff --git a/examples/charts/modeldata/modeldata.py b/examples/charts/modeldata/modeldata.py
index 0fd38d0f5..3cfcfc329 100644
--- a/examples/charts/modeldata/modeldata.py
+++ b/examples/charts/modeldata/modeldata.py
@@ -60,7 +60,7 @@ class CustomTableModel(QAbstractTableModel):
         self.row_count = 15
 
         for i in range(self.row_count):
-            data_vec = [0]*self.column_count
+            data_vec = [0] * self.column_count
             for k in range(len(data_vec)):
                 if k % 2 == 0:
                     data_vec[k] = i * 50 + randrange(30)
@@ -116,7 +116,6 @@ class CustomTableModel(QAbstractTableModel):
         self.mapping = {}
 
 
-
 class TableWidget(QWidget):
     def __init__(self):
         super().__init__()
diff --git a/examples/charts/nesteddonuts/nesteddonuts.py b/examples/charts/nesteddonuts/nesteddonuts.py
index d8ee6160c..c42ceec14 100644
--- a/examples/charts/nesteddonuts/nesteddonuts.py
+++ b/examples/charts/nesteddonuts/nesteddonuts.py
@@ -52,6 +52,7 @@ from PySide6.QtCharts import QChart, QChartView, QPieSeries, QPieSlice
 from random import randrange
 from functools import partial
 
+
 class Widget(QWidget):
     def __init__(self):
         super().__init__()
@@ -95,18 +96,16 @@ class Widget(QWidget):
                 slc.hovered[bool].connect(partial(self.explode_slice, slc=slc))
 
                 donut.append(slc)
-                size = (self.max_size - self.min_size)/self.donut_count
+                size = (self.max_size - self.min_size) / self.donut_count
                 donut.setHoleSize(self.min_size + i * size)
                 donut.setPieSize(self.min_size + (i + 1) * size)
 
             self.donuts.append(donut)
             self.chart_view.chart().addSeries(donut)
 
-
-
     def update_rotation(self):
         for donut in self.donuts:
-            phase_shift =  randrange(-50, 100)
+            phase_shift = randrange(-50, 100)
             donut.setPieStartAngle(donut.pieStartAngle() + phase_shift)
             donut.setPieEndAngle(donut.pieEndAngle() + phase_shift)
 
@@ -130,6 +129,7 @@ class Widget(QWidget):
 
         slc.setExploded(exploded)
 
+
 if __name__ == "__main__":
     app = QApplication(sys.argv)
     w = Widget()
diff --git a/examples/charts/percentbarchart/percentbarchart.py b/examples/charts/percentbarchart/percentbarchart.py
index 6557fe81a..0883a22d1 100644
--- a/examples/charts/percentbarchart/percentbarchart.py
+++ b/examples/charts/percentbarchart/percentbarchart.py
@@ -48,6 +48,7 @@ from PySide6.QtWidgets import (QMainWindow, QApplication)
 from PySide6.QtCharts import (QBarCategoryAxis, QBarSet, QChart, QChartView,
                               QPercentBarSeries)
 
+
 class MainWindow(QMainWindow):
     def __init__(self):
         super().__init__()
diff --git a/examples/charts/temperaturerecords/temperaturerecords.py b/examples/charts/temperaturerecords/temperaturerecords.py
index d3bc872af..3bb64a27f 100644
--- a/examples/charts/temperaturerecords/temperaturerecords.py
+++ b/examples/charts/temperaturerecords/temperaturerecords.py
@@ -88,6 +88,7 @@ class MainWindow(QMainWindow):
 
         self.setCentralWidget(chart_view)
 
+
 if __name__ == "__main__":
     app = QApplication(sys.argv)
     w = MainWindow()