--- a/src/eric7/WebBrowser/UrlBar/StackedUrlBar.py	Wed Jul 13 11:16:20 2022 +0200
+++ b/src/eric7/WebBrowser/UrlBar/StackedUrlBar.py	Wed Jul 13 14:55:47 2022 +0200
@@ -14,53 +14,55 @@
     """
     Class implementing a widget to stack URL bars.
     """
+
     def __init__(self, parent=None):
         """
         Constructor
-        
+
         @param parent reference to the parent widget (QWidget)
         """
         super().__init__(parent)
-        
-        sizePolicy = QSizePolicy(QSizePolicy.Policy.Expanding,
-                                 QSizePolicy.Policy.Preferred)
+
+        sizePolicy = QSizePolicy(
+            QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Preferred
+        )
         sizePolicy.setHorizontalStretch(6)
         sizePolicy.setVerticalStretch(0)
         self.setSizePolicy(sizePolicy)
         self.setMinimumSize(200, 22)
-    
+
     def currentUrlBar(self):
         """
         Public method to get a reference to the current URL bar.
-        
+
         @return reference to the current URL bar (UrlBar)
         """
         return self.urlBar(self.currentIndex())
-    
+
     def urlBar(self, index):
         """
         Public method to get a reference to the URL bar for a given index.
-        
+
         @param index index of the url bar (integer)
         @return reference to the URL bar for the given index (UrlBar)
         """
         return self.widget(index)
-    
+
     def moveBar(self, from_, to_):
         """
         Public slot to move an URL bar.
-        
+
         @param from_ index of URL bar to be moved (integer)
         @param to_ index to move the URL bar to (integer)
         """
         fromBar = self.widget(from_)
         self.removeWidget(fromBar)
         self.insertWidget(to_, fromBar)
-    
+
     def urlBars(self):
         """
         Public method to get a list of references to all URL bars.
-        
+
         @return list of references to URL bars (list of UrlBar)
         """
         urlBars = []