Add from __future__ import annotations

* automatically sort imports

docs/conf.py

@@ -10,7 +10,10 @@
 # All configuration values have a default; values that are commented out
 # serve to show the default.
 
-import sys, os
+from __future__ import annotations
+
+import os
+import sys
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the

docs/examples/browse.py

@@ -1,6 +1,10 @@
 #!/usr/bin/env python
 
-import real_browse
+from __future__ import annotations
+
 import os
+
+import real_browse
+
 os.chdir('/usr/share/doc/python')
 real_browse.main()

docs/examples/edit.py

@@ -1,7 +1,10 @@
 #!/usr/bin/env python
 
-import sys
+from __future__ import annotations
+
 import os
+import sys
+
 import real_edit
 
 real_edit.EditDisplay(os.path.join(

docs/examples/subproc2.py

@@ -1,4 +1,7 @@
+from __future__ import annotations
+
 import time
+
 time.sleep(1)
 
 print("""factor: 1

docs/manual/bright_combinations.py

@@ -1,5 +1,7 @@
 #!/usr/bin/env python
 
+from __future__ import annotations
+
 import urwid
 
 RED_FGS = ('black', 'light gray', 'white', 'light cyan', 'light red',

docs/manual/safe_combinations.py

@@ -1,5 +1,7 @@
 #!/usr/bin/env python
 
+from __future__ import annotations
+
 import urwid
 
 BLACK_FGS = ('light gray', 'dark cyan', 'dark red', 'dark green',

docs/manual/wanat.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 class Pudding(urwid.Widget):
     _sizing = frozenset(['flow'])
 

docs/manual/wanat_multi.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 class MultiPudding(urwid.Widget):
     _sizing = frozenset(['flow', 'box'])
 

docs/manual/wcur1.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 class CursorPudding(urwid.Widget):
     _sizing = frozenset(['flow'])
     _selectable = True

docs/manual/wmod.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 class QuestionnaireItem(urwid.WidgetWrap):
     def __init__(self):
         self.options = []

docs/manual/wsel.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 class SelectablePudding(urwid.Widget):
     _sizing = frozenset(['flow'])
     _selectable = True

docs/tutorial/adventure.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 class ActionButton(urwid.Button):
     def __init__(self, caption, callback):
         super().__init__("")

docs/tutorial/attr.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 def exit_on_q(key):
     if key in ('q', 'Q'):
         raise urwid.ExitMainLoop()

docs/tutorial/cmenu.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 def menu_button(caption, callback):
     button = urwid.Button(caption)
     urwid.connect_signal(button, 'click', callback)

docs/tutorial/highcolors.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 def exit_on_q(key):
     if key in ('q', 'Q'):
         raise urwid.ExitMainLoop()

docs/tutorial/hmenu.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 class MenuButton(urwid.Button):
     def __init__(self, caption, callback):
         super().__init__("")

docs/tutorial/input.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 def show_or_exit(key):
     if key in ('q', 'Q'):
         raise urwid.ExitMainLoop()

docs/tutorial/minimal.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import urwid
 
 txt = urwid.Text("Hello World")

docs/tutorial/multiple.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 def question():
     return urwid.Pile([urwid.Edit(('I say', "What is your name?\n"))])
 

docs/tutorial/qa.py

@@ -1,5 +1,8 @@
+from __future__ import annotations
+
 import urwid
 
+
 def exit_on_q(key):
     if key in ('q', 'Q'):
         raise urwid.ExitMainLoop()

docs/tutorial/sig.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import urwid
 
 palette = [('I say', 'default,bold', 'default', 'bold'),]

docs/tutorial/smenu.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import urwid
 
 choices = 'Chapman Cleese Gilliam Idle Jones Palin'.split()

examples/asyncio_socket_server.py

@@ -8,17 +8,19 @@
 try:
     import asyncio
 except ImportError:
-    import trollius as asyncio
+from __future__ import annotations
 
-from datetime import datetime
+import logging
 import sys
 import weakref
+from datetime import datetime
+
+import trollius as asyncio
 
 import urwid
-from urwid.raw_display import Screen
 from urwid.display_common import BaseScreen
+from urwid.raw_display import Screen
 
-import logging
 logging.basicConfig()
 
 loop = asyncio.get_event_loop()

examples/bigtext.py

@@ -23,6 +23,8 @@
 Urwid example demonstrating use of the BigText widget.
 """
 
+from __future__ import annotations
+
 import urwid
 import urwid.raw_display
 

examples/browse.py

@@ -32,9 +32,11 @@
 """
 
 
+from __future__ import annotations
+
 import itertools
-import re
 import os
+import re
 
 import urwid
 

examples/calc.py

@@ -32,6 +32,8 @@
 """
 
 
+from __future__ import annotations
+
 import urwid
 import urwid.raw_display
 import urwid.web_display

examples/dialog.py

@@ -24,6 +24,8 @@
 
 """
 
+from __future__ import annotations
+
 import sys
 
 import urwid

examples/edit.py

@@ -30,6 +30,8 @@
 
 """
 
+from __future__ import annotations
+
 import sys
 
 import urwid

examples/fib.py

@@ -27,8 +27,11 @@
 - custom wrap mode "numeric" for wrapping numbers to right and bottom
 """
 
+from __future__ import annotations
+
 import urwid
 
+
 class FibonacciWalker(urwid.ListWalker):
     """ListWalker-compatible class for browsing fibonacci set.
 

examples/graph.py

@@ -25,11 +25,13 @@
 animation.
 """
 
-import urwid
+from __future__ import annotations
 
 import math
 import time
 
+import urwid
+
 UPDATE_INTERVAL = 0.2
 
 def sin100( x ):

examples/input_test.py

@@ -23,12 +23,14 @@
 Keyboard test application
 """
 
+from __future__ import annotations
+
+import sys
+
+import urwid
 import urwid.curses_display
 import urwid.raw_display
 import urwid.web_display
-import urwid
-
-import sys
 
 if urwid.web_display.is_web_request():
     Screen = urwid.web_display.Screen

examples/lcd_cf635.py

@@ -18,7 +18,10 @@
 respectively.
 """
 
+from __future__ import annotations
+
 import sys
+
 import urwid.lcd_display
 
 CGRAM = """

examples/palette_test.py

@@ -24,6 +24,8 @@
 in monochrome, 16 color, 88 color, 256 color, and 24-bit (true) color modes.
 """
 
+from __future__ import annotations
+
 import re
 import sys
 

examples/pop_up.py

@@ -1,7 +1,10 @@
 #!/usr/bin/env python
 
+from __future__ import annotations
+
 import urwid
 
+
 class PopUpDialog(urwid.WidgetWrap):
     """A dialog that appears with nothing but a close button """
     signals = ['close']

examples/subproc.py

@@ -1,10 +1,13 @@
 #!/usr/bin/env python
 
-import subprocess
-import urwid
+from __future__ import annotations
+
 import os
+import subprocess
 import sys
 
+import urwid
+
 factor_me = 362923067964327863989661926737477737673859044111968554257667
 run_me = os.path.join(os.path.dirname(sys.argv[0]), 'subproc2.py')
 

examples/subproc2.py

@@ -2,6 +2,8 @@
 # this is part of the subproc.py example
 
 
+from __future__ import annotations
+
 import sys
 
 try:

examples/terminal.py

@@ -19,8 +19,11 @@
 #
 # Urwid web site: http://excess.org/urwid/
 
+from __future__ import annotations
+
 import urwid
 
+
 def main():
     urwid.set_encoding('utf8')
     term = urwid.Terminal(None, encoding='utf-8')

examples/tour.py

@@ -23,10 +23,13 @@
 Urwid tour.  Shows many of the standard widget types and features.
 """
 
+from __future__ import annotations
+
 import urwid
 import urwid.raw_display
 import urwid.web_display
 
+
 def main():
     text_header = ("Welcome to the urwid tour!  "
         "UP / DOWN / PAGE UP / PAGE DOWN scroll.  F8 exits.")