bpo-34964: Make Tkinter sources more readable by adding blank lines. (GH-9822)

Lib/tkinter/commondialog.py

@@ -10,6 +10,7 @@
 
 from tkinter import *
 
+
 class Dialog:
 
     command  = None

Lib/tkinter/dialog.py

@@ -19,8 +19,10 @@ class Dialog(Widget):
                       *cnf['strings']))
         try: Widget.destroy(self)
         except TclError: pass
+
     def destroy(self): pass
 
+
 def _test():
     d = Dialog(None, {'title': 'File Modified',
                       'text':

Lib/tkinter/dnd.py

@@ -201,7 +201,6 @@ class DndHandler:
             source.dnd_end(target, event)
 
 
-
 # ----------------------------------------------------------------------
 # The rest is here for testing and demonstration purposes only!
 
@@ -265,6 +264,7 @@ class Icon:
     def dnd_end(self, target, event):
         pass
 
+
 class Tester:
 
     def __init__(self, root):
@@ -299,6 +299,7 @@ class Tester:
         x, y = source.where(self.canvas, event)
         source.attach(self.canvas, x, y)
 
+
 def test():
     root = tkinter.Tk()
     root.geometry("+1+1")
@@ -317,5 +318,6 @@ def test():
     i3.attach(t3.canvas)
     root.mainloop()
 
+
 if __name__ == '__main__':
     test()

Lib/tkinter/filedialog.py

@@ -264,7 +264,6 @@ class SaveFileDialog(FileDialog):
         self.quit(file)
 
 
-
 # For the following classes and modules:
 #
 # options (all have default values):
@@ -341,6 +340,7 @@ class Open(_Dialog):
             return self._fixresult(widget, widget.tk.splitlist(result))
         return _Dialog._fixresult(self, widget, result)
 
+
 class SaveAs(_Dialog):
     "Ask for a filename to save as"
 
@@ -369,16 +369,19 @@ class Directory(commondialog.Dialog):
 #
 # convenience stuff
 
+
 def askopenfilename(**options):
     "Ask for a filename to open"
 
     return Open(**options).show()
 
+
 def asksaveasfilename(**options):
     "Ask for a filename to save as"
 
     return SaveAs(**options).show()
 
+
 def askopenfilenames(**options):
     """Ask for multiple filenames to open
 
@@ -390,6 +393,7 @@ def askopenfilenames(**options):
 
 # FIXME: are the following  perhaps a bit too convenient?
 
+
 def askopenfile(mode = "r", **options):
     "Ask for a filename to open, and returned the opened file"
 
@@ -398,6 +402,7 @@ def askopenfile(mode = "r", **options):
         return open(filename, mode)
     return None
 
+
 def askopenfiles(mode = "r", **options):
     """Ask for multiple filenames and return the open file
     objects
@@ -423,12 +428,12 @@ def asksaveasfile(mode = "w", **options):
         return open(filename, mode)
     return None
 
+
 def askdirectory (**options):
     "Ask for a directory, and return the file name"
     return Directory(**options).show()
 
 
-
 # --------------------------------------------------------------------
 # test stuff
 
@@ -475,5 +480,6 @@ def test():
     saveasfilename=asksaveasfilename()
     print("saveas", saveasfilename.encode(enc))
 
+
 if __name__ == '__main__':
     test()

Lib/tkinter/messagebox.py

@@ -78,32 +78,39 @@ def _show(title=None, message=None, _icon=None, _type=None, **options):
     # In others we get a Tcl_Obj.
     return str(res)
 
+
 def showinfo(title=None, message=None, **options):
     "Show an info message"
     return _show(title, message, INFO, OK, **options)
 
+
 def showwarning(title=None, message=None, **options):
     "Show a warning message"
     return _show(title, message, WARNING, OK, **options)
 
+
 def showerror(title=None, message=None, **options):
     "Show an error message"
     return _show(title, message, ERROR, OK, **options)
 
+
 def askquestion(title=None, message=None, **options):
     "Ask a question"
     return _show(title, message, QUESTION, YESNO, **options)
 
+
 def askokcancel(title=None, message=None, **options):
     "Ask if operation should proceed; return true if the answer is ok"
     s = _show(title, message, QUESTION, OKCANCEL, **options)
     return s == OK
 
+
 def askyesno(title=None, message=None, **options):
     "Ask a question; return true if the answer is yes"
     s = _show(title, message, QUESTION, YESNO, **options)
     return s == YES
 
+
 def askyesnocancel(title=None, message=None, **options):
     "Ask a question; return true if the answer is yes, None if cancelled."
     s = _show(title, message, QUESTION, YESNOCANCEL, **options)
@@ -113,6 +120,7 @@ def askyesnocancel(title=None, message=None, **options):
         return None
     return s == YES
 
+
 def askretrycancel(title=None, message=None, **options):
     "Ask if operation should be retried; return true if the answer is yes"
     s = _show(title, message, WARNING, RETRYCANCEL, **options)

Lib/tkinter/scrolledtext.py

@@ -16,6 +16,7 @@ __all__ = ['ScrolledText']
 from tkinter import Frame, Text, Scrollbar, Pack, Grid, Place
 from tkinter.constants import RIGHT, LEFT, Y, BOTH
 
+
 class ScrolledText(Text):
     def __init__(self, master=None, **kw):
         self.frame = Frame(master)
@@ -50,5 +51,6 @@ def example():
     stext.focus_set()
     stext.mainloop()
 
+
 if __name__ == "__main__":
     example()

Lib/tkinter/simpledialog.py

@@ -28,6 +28,7 @@ from tkinter import messagebox
 
 import tkinter # used at _QueryDialog for tkinter._default_root
 
+
 class SimpleDialog:
 
     def __init__(self, master,
@@ -119,7 +120,6 @@ class Dialog(Toplevel):
     '''
 
     def __init__(self, parent, title = None):
-
         '''Initialize a dialog.
 
         Arguments:
@@ -324,9 +324,11 @@ class _QueryDialog(Dialog):
 
 class _QueryInteger(_QueryDialog):
     errormessage = "Not an integer."
+
     def getresult(self):
         return self.getint(self.entry.get())
 
+
 def askinteger(title, prompt, **kw):
     '''get an integer from the user
 
@@ -341,11 +343,14 @@ def askinteger(title, prompt, **kw):
     d = _QueryInteger(title, prompt, **kw)
     return d.result
 
+
 class _QueryFloat(_QueryDialog):
     errormessage = "Not a floating point value."
+
     def getresult(self):
         return self.getdouble(self.entry.get())
 
+
 def askfloat(title, prompt, **kw):
     '''get a float from the user
 
@@ -360,6 +365,7 @@ def askfloat(title, prompt, **kw):
     d = _QueryFloat(title, prompt, **kw)
     return d.result
 
+
 class _QueryString(_QueryDialog):
     def __init__(self, *args, **kw):
         if "show" in kw:
@@ -378,6 +384,7 @@ class _QueryString(_QueryDialog):
     def getresult(self):
         return self.entry.get()
 
+
 def askstring(title, prompt, **kw):
     '''get a string from the user
 
@@ -393,7 +400,6 @@ def askstring(title, prompt, **kw):
     return d.result
 
 
-
 if __name__ == '__main__':
 
     def test():