Remove unicode_literals import from examples, README and tests (not needed for Python 3).

Author: jonathanslenders

README.rst

@@ -109,10 +109,6 @@ examples are chosen to demonstrate only one thing. Also, don't be afraid to
 look at the source code. The implementation of the ``prompt`` function could be
 a good start.
 
-Note for Python 2: all strings are expected to be unicode strings. So, either
-put a small ``u`` in front of every string or put ``from __future__ import
-unicode_literals`` at the start of the above example.
-
 Philosophy
 **********
 

docs/pages/asking_for_input.rst

@@ -22,7 +22,6 @@ and returns the text. Just like ``(raw_)input``.
 
 .. code:: python
 
- from __future__ import unicode_literals
  from prompt_toolkit import prompt
 
  text = prompt('Give me some input: ')
@@ -35,14 +34,6 @@ readline, but further nothing special. However,
 :func:`~prompt_toolkit.shortcuts.prompt` has a lot of configuration options.
 In the following sections, we will discover all these parameters.
 
-.. note::
-
- `prompt_toolkit` expects unicode strings everywhere. If you are using
- Python 2, make sure that all strings which are passed to `prompt_toolkit`
- are unicode strings (and not bytes). Either use
- ``from __future__ import unicode_literals`` or explicitly put a small
- ``'u'`` in front of every string.
-
 
 The `PromptSession` object
 --------------------------

docs/pages/getting_started.rst

@@ -54,7 +54,6 @@ and returns the text. Just like ``(raw_)input``.
 
 .. code:: python
 
- from __future__ import unicode_literals
  from prompt_toolkit import prompt
 
  text = prompt('Give me some input: ')

docs/pages/printing_text.rst

@@ -26,24 +26,14 @@ The print function can be imported as follows:
 
 .. code:: python
 
- from __future__ import unicode_literals
  from prompt_toolkit import print_formatted_text
 
  print_formatted_text('Hello world')
 
-.. note::
-
- `prompt_toolkit` expects unicode strings everywhere. If you are using
- Python 2, make sure that all strings which are passed to `prompt_toolkit`
- are unicode strings (and not bytes). Either use
- ``from __future__ import unicode_literals`` or explicitly put a small
- ``'u'`` in front of every string.
-
 You can replace the built in ``print`` function as follows, if you want to.
 
 .. code:: python
 
- from __future__ import unicode_literals, print_function
  from prompt_toolkit import print_formatted_text as print
 
  print('Hello world')
@@ -81,7 +71,6 @@ italic and underline: ``<b>``, ``<i>`` and ``<u>``.
 
 .. code:: python
 
- from __future__ import unicode_literals, print_function
  from prompt_toolkit import print_formatted_text, HTML
 
  print_formatted_text(HTML('<b>This is bold</b>'))
@@ -114,7 +103,6 @@ assign a style for a custom tag.
 
 .. code:: python
 
- from __future__ import unicode_literals, print_function
  from prompt_toolkit import print_formatted_text, HTML
  from prompt_toolkit.styles import Style
 
@@ -137,7 +125,6 @@ class takes care of that.
 
 .. code:: python
 
- from __future__ import unicode_literals, print_function
  from prompt_toolkit import print_formatted_text, ANSI
 
  print_formatted_text(ANSI('\x1b[31mhello \x1b[32mworld'))
@@ -160,7 +147,6 @@ way of expressing formatted text.
 
 .. code:: python
 
- from __future__ import unicode_literals, print_function
  from prompt_toolkit import print_formatted_text
  from prompt_toolkit.formatted_text import FormattedText
 
@@ -177,7 +163,6 @@ possible to use class names, and separate the styling in a style sheet.
 
 .. code:: python
 
- from __future__ import unicode_literals, print_function
  from prompt_toolkit import print_formatted_text
  from prompt_toolkit.formatted_text import FormattedText
  from prompt_toolkit.styles import Style

docs/pages/tutorials/repl.rst

@@ -23,7 +23,6 @@ function as a good practise.
 
 .. code:: python
 
- from __future__ import unicode_literals
  from prompt_toolkit import prompt
 
  def main():
@@ -55,7 +54,6 @@ respectively.
 
 .. code:: python
 
- from __future__ import unicode_literals
  from prompt_toolkit import PromptSession
 
  def main():
@@ -92,7 +90,6 @@ wrapped into a :class:`~prompt_toolkit.lexers.PygmentsLexer`.
 
 .. code:: python
 
- from __future__ import unicode_literals
  from prompt_toolkit import PromptSession
  from prompt_toolkit.lexers import PygmentsLexer
  from pygments.lexers.sql import SqlLexer
@@ -134,7 +131,6 @@ Like the lexer, this ``sql_completer`` instance can be passed to either the
 
 .. code:: python
 
- from __future__ import unicode_literals
  from prompt_toolkit import PromptSession
  from prompt_toolkit.completion import WordCompleter
  from prompt_toolkit.lexers import PygmentsLexer
@@ -195,7 +191,6 @@ function.
 
 .. code:: python
 
- from __future__ import unicode_literals
  from prompt_toolkit import PromptSession
  from prompt_toolkit.completion import WordCompleter
  from prompt_toolkit.lexers import PygmentsLexer
@@ -266,7 +261,6 @@ gives a good idea of how to get started.
 .. code:: python
 
  #!/usr/bin/env python
- from __future__ import unicode_literals
  import sys
  import sqlite3
 

examples/dialogs/checkbox_dialog.py

@@ -2,8 +2,6 @@
 """
 Example of a checkbox-list-based dialog.
 """
-from __future__ import unicode_literals
-
 from prompt_toolkit.shortcuts import checkboxlist_dialog, message_dialog
 from prompt_toolkit.styles import Style
 

tests/test_async_generator.py

@@ -1,5 +1,3 @@
-from __future__ import unicode_literals
-
 from asyncio import get_event_loop
 
 from prompt_toolkit.eventloop import generator_to_async_generator

tests/test_buffer.py

@@ -1,5 +1,3 @@
-from __future__ import unicode_literals
-
 import pytest
 
 from prompt_toolkit.buffer import Buffer

tests/test_cli.py

@@ -3,8 +3,6 @@
 These are almost end-to-end tests. They create a Prompt, feed it with some
 input and check the result.
 """
-from __future__ import unicode_literals
-
 from functools import partial
 
 import pytest

tests/test_completion.py

@@ -1,5 +1,3 @@
-from __future__ import absolute_import, print_function, unicode_literals
-
 import os
 import re
 import shutil