python-telegram-bot · Bibo-Joshi · Jan 17, 2021 · Jan 7, 2021 · Jan 10, 2021 · Jan 10, 2021
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
@@ -25,3 +25,10 @@ repos:
     hooks:
     -   id: mypy
         files: ^(telegram|examples)/.*\.py$
+-   repo: https://github.com/asottile/pyupgrade
+    rev: v2.7.4
+    hooks:
+    -   id: pyupgrade
+        files: ^(telegram|examples|tests)/.*\.py$
+        args:
+            - --py36-plus
diff --git a/examples/conversationbot.py b/examples/conversationbot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/conversationbot2.py b/examples/conversationbot2.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/deeplinking.py b/examples/deeplinking.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/echobot.py b/examples/echobot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/errorhandlerbot.py b/examples/errorhandlerbot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/inlinebot.py b/examples/inlinebot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/inlinekeyboard.py b/examples/inlinekeyboard.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/inlinekeyboard2.py b/examples/inlinekeyboard2.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/nestedconversationbot.py b/examples/nestedconversationbot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/passportbot.py b/examples/passportbot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/paymentbot.py b/examples/paymentbot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/persistentconversationbot.py b/examples/persistentconversationbot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116, C0103
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/pollbot.py b/examples/pollbot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/examples/rawapibot.py b/examples/rawapibot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0603
 """Simple Bot to reply to Telegram messages.
 

diff --git a/examples/timerbot.py b/examples/timerbot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=W0613, C0116
 # type: ignore[union-attr]
 # This program is dedicated to the public domain under the CC0 license.

diff --git a/requirements-dev.txt b/requirements-dev.txt
@@ -4,6 +4,7 @@ black==20.8b1
 flake8==3.8.4
 pylint==2.6.0
 mypy==0.790
+pyupgrade==2.7.4
 
 pytest==4.2.0
 # Need older attrs version for pytest 4.2.0

diff --git a/telegram/bot.py b/telegram/bot.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # pylint: disable=E0611,E0213,E1102,C0103,E1101,R0913,R0904
 #
 # A library that provides a Python interface to the Telegram Bot API

diff --git a/telegram/ext/picklepersistence.py b/telegram/ext/picklepersistence.py
@@ -105,7 +105,7 @@ def load_singlefile(self) -> None:
                 # For backwards compatibility with files not containing bot data
                 self.bot_data = data.get('bot_data', {})
                 self.conversations = data['conversations']
-        except IOError:
+        except OSError:
             self.conversations = dict()
             self.user_data = defaultdict(dict)
             self.chat_data = defaultdict(dict)
@@ -120,7 +120,7 @@ def load_file(filename: str) -> Any:
         try:
             with open(filename, "rb") as file:
                 return pickle.load(file)
-        except IOError:
+        except OSError:
             return None
         except pickle.UnpicklingError as exc:
             raise TypeError(f"File {filename} does not contain valid pickle data") from exc

diff --git a/telegram/utils/request.py b/telegram/utils/request.py
@@ -78,9 +78,9 @@ def _render_part(self: RequestField, name: str, value: str) -> str:  # pylint: d
     Content-Disposition headers since telegram servers don't understand it. Instead just escape
     \\ and " and replace any \n and \r with a space.
     """
-    value = value.replace(u'\\', u'\\\\').replace(u'"', u'\\"')
-    value = value.replace(u'\r', u' ').replace(u'\n', u' ')
-    return u'{}="{}"'.format(name, value)
+    value = value.replace('\\', '\\\\').replace('"', '\\"')
+    value = value.replace('\r', ' ').replace('\n', ' ')
+    return f'{name}="{value}"'
 
 
 RequestField._render_part = _render_part  # type: ignore  # pylint: disable=W0212

diff --git a/tests/conftest.py b/tests/conftest.py
@@ -132,8 +132,7 @@ def create_dp(bot):
 
 @pytest.fixture(scope='session')
 def _dp(bot):
-    for dp in create_dp(bot):
-        yield dp
+    yield from create_dp(bot)
 
 
 @pytest.fixture(scope='function')
@@ -177,14 +176,14 @@ def updater(bot):
 
 @pytest.fixture(scope='function')
 def thumb_file():
-    f = open(u'tests/data/thumb.jpg', 'rb')
+    f = open('tests/data/thumb.jpg', 'rb')
     yield f
     f.close()
 
 
 @pytest.fixture(scope='class')
 def class_thumb_file():
-    f = open(u'tests/data/thumb.jpg', 'rb')
+    f = open('tests/data/thumb.jpg', 'rb')
     yield f
     f.close()
 

diff --git a/tests/test_chat.py b/tests/test_chat.py
@@ -114,11 +114,11 @@ def test_link(self, chat):
 
     def test_full_name(self):
         chat = Chat(
-            id=1, type=Chat.PRIVATE, first_name=u'first\u2022name', last_name=u'last\u2022name'
+            id=1, type=Chat.PRIVATE, first_name='first\u2022name', last_name='last\u2022name'
         )
-        assert chat.full_name == u'first\u2022name last\u2022name'
-        chat = Chat(id=1, type=Chat.PRIVATE, first_name=u'first\u2022name')
-        assert chat.full_name == u'first\u2022name'
+        assert chat.full_name == 'first\u2022name last\u2022name'
+        chat = Chat(id=1, type=Chat.PRIVATE, first_name='first\u2022name')
+        assert chat.full_name == 'first\u2022name'
         chat = Chat(
             id=1,
             type=Chat.PRIVATE,

diff --git a/tests/test_commandhandler.py b/tests/test_commandhandler.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 #
 # A library that provides a Python interface to the Telegram Bot API
 # Copyright (C) 2015-2021

diff --git a/tests/test_dispatcher.py b/tests/test_dispatcher.py
@@ -42,8 +42,7 @@
 
 @pytest.fixture(scope='function')
 def dp2(bot):
-    for dp in create_dp(bot):
-        yield dp
+    yield from create_dp(bot)
 
 
 class TestDispatcher:
@@ -690,7 +689,7 @@ def test_non_context_deprecation(self, dp):
     def test_error_while_persisting(self, cdp, monkeypatch):
         class OwnPersistence(BasePersistence):
             def __init__(self):
-                super(OwnPersistence, self).__init__()
+                super().__init__()
                 self.store_user_data = True
                 self.store_chat_data = True
                 self.store_bot_data = True
@@ -750,7 +749,7 @@ def logger(message):
     def test_persisting_no_user_no_chat(self, cdp):
         class OwnPersistence(BasePersistence):
             def __init__(self):
-                super(OwnPersistence, self).__init__()
+                super().__init__()
                 self.store_user_data = True
                 self.store_chat_data = True
                 self.store_bot_data = True

diff --git a/tests/test_file.py b/tests/test_file.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 #
 # A library that provides a Python interface to the Telegram Bot API
 # Copyright (C) 2015-2021
@@ -53,10 +52,10 @@ class TestFile:
     file_id = 'NOTVALIDDOESNOTMATTER'
     file_unique_id = 'adc3145fd2e84d95b64d68eaa22aa33e'
     file_path = (
-        u'https://api.org/file/bot133505823:AAHZFMHno3mzVLErU5b5jJvaeG--qUyLyG0/document/file_3'
+        'https://api.org/file/bot133505823:AAHZFMHno3mzVLErU5b5jJvaeG--qUyLyG0/document/file_3'
     )
     file_size = 28232
-    file_content = u'Saint-Saëns'.encode('utf-8')  # Intentionally contains unicode chars.
+    file_content = 'Saint-Saëns'.encode()  # Intentionally contains unicode chars.
 
     def test_de_json(self, bot):
         json_dict = {

diff --git a/tests/test_inputfile.py b/tests/test_inputfile.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 #
 # A library that provides a Python interface to the Telegram Bot API
 # Copyright (C) 2015-2021
@@ -68,7 +67,7 @@ def test_mimetypes(self, caplog):
 
         # Test string file
         with caplog.at_level(logging.DEBUG):
-            assert InputFile(open('tests/data/text_file.txt', 'r')).mimetype == 'text/plain'
+            assert InputFile(open('tests/data/text_file.txt')).mimetype == 'text/plain'
 
             assert len(caplog.records) == 1
             assert caplog.records[0].getMessage().startswith('Could not parse file content')

diff --git a/tests/test_messageid.py b/tests/test_messageid.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # A library that provides a Python interface to the Telegram Bot API
 # Copyright (C) 2015-2021
 # Leandro Toledo de Souza <devs@python-telegram-bot.org>

diff --git a/tests/test_parsemode.py b/tests/test_parsemode.py
@@ -28,7 +28,7 @@ class TestParseMode:
         '<b>bold</b> <i>italic</i> <a href="http://google.com">link</a> '
         '<a href="tg://user?id=123456789">name</a>.'
     )
-    formatted_text_formatted = u'bold italic link name.'
+    formatted_text_formatted = 'bold italic link name.'
 
     @flaky(3, 1)
     @pytest.mark.timeout(10)

diff --git a/tests/test_passport.py b/tests/test_passport.py
@@ -405,7 +405,7 @@ def test_all_types(self, passport_data, bot, all_passport_data):
 
     def test_bot_init_invalid_key(self, bot):
         with pytest.raises(TypeError):
-            Bot(bot.token, private_key=u'Invalid key!')
+            Bot(bot.token, private_key='Invalid key!')
 
         with pytest.raises(ValueError):
             Bot(bot.token, private_key=b'Invalid key!')

diff --git a/tests/test_photo.py b/tests/test_photo.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # A library that provides a Python interface to the Telegram Bot API
 # Copyright (C) 2015-2021
 # Leandro Toledo de Souza <devs@python-telegram-bot.org>
@@ -31,7 +30,7 @@
 
 @pytest.fixture(scope='function')
 def photo_file():
-    f = open(u'tests/data/telegram.jpg', 'rb')
+    f = open('tests/data/telegram.jpg', 'rb')
     yield f
     f.close()
 
@@ -58,7 +57,7 @@ def photo(_photo):
 class TestPhoto:
     width = 800
     height = 800
-    caption = u'<b>PhotoTest</b> - *Caption*'
+    caption = '<b>PhotoTest</b> - *Caption*'
     photo_file_url = 'https://python-telegram-bot.org/static/testfiles/telegram_new.jpg'
     file_size = 29176
 
@@ -350,7 +349,7 @@ def test_send_file_unicode_filename(self, bot, chat_id):
         """
         Regression test for https://github.com/python-telegram-bot/python-telegram-bot/issues/1202
         """
-        with open(u'tests/data/测试.png', 'rb') as f:
+        with open('tests/data/测试.png', 'rb') as f:
             message = bot.send_photo(photo=f, chat_id=chat_id)
 
         photo = message.photo[-1]

diff --git a/tests/test_poll.py b/tests/test_poll.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # A library that provides a Python interface to the Telegram Bot API
 # Copyright (C) 2015-2021
 # Leandro Toledo de Souza <devs@python-telegram-bot.org>

diff --git a/tests/test_sticker.py b/tests/test_sticker.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 #
 # A library that provides a Python interface to the Telegram Bot API
 # Copyright (C) 2015-2021

diff --git a/tests/test_user.py b/tests/test_user.py
@@ -57,8 +57,8 @@ def user(bot):
 class TestUser:
     id_ = 1
     is_bot = True
-    first_name = u'first\u2022name'
-    last_name = u'last\u2022name'
+    first_name = 'first\u2022name'
+    last_name = 'last\u2022name'
     username = 'username'
     language_code = 'en_us'
     can_join_groups = True
@@ -112,16 +112,16 @@ def test_de_json_without_username_and_last_name(self, json_dict, bot):
     def test_name(self, user):
         assert user.name == '@username'
         user.username = None
-        assert user.name == u'first\u2022name last\u2022name'
+        assert user.name == 'first\u2022name last\u2022name'
         user.last_name = None
-        assert user.name == u'first\u2022name'
+        assert user.name == 'first\u2022name'
         user.username = self.username
         assert user.name == '@username'
 
     def test_full_name(self, user):
-        assert user.full_name == u'first\u2022name last\u2022name'
+        assert user.full_name == 'first\u2022name last\u2022name'
         user.last_name = None
-        assert user.full_name == u'first\u2022name'
+        assert user.full_name == 'first\u2022name'
 
     def test_link(self, user):
         assert user.link == f'https://t.me/{user.username}'
@@ -505,7 +505,7 @@ def make_assertion(*_, **kwargs):
         assert user.copy_message(chat_id='chat_id', message_id='message_id')
 
     def test_mention_html(self, user):
-        expected = u'<a href="tg://user?id={}">{}</a>'
+        expected = '<a href="tg://user?id={}">{}</a>'
 
         assert user.mention_html() == expected.format(user.id, user.full_name)
         assert user.mention_html('the<b>name\u2022') == expected.format(
@@ -514,7 +514,7 @@ def test_mention_html(self, user):
         assert user.mention_html(user.username) == expected.format(user.id, user.username)
 
     def test_mention_markdown(self, user):
-        expected = u'[{}](tg://user?id={})'
+        expected = '[{}](tg://user?id={})'
 
         assert user.mention_markdown() == expected.format(user.full_name, user.id)
         assert user.mention_markdown('the_name*\u2022') == expected.format(
@@ -526,7 +526,7 @@ def test_mention_markdown_v2(self, user):
         user.first_name = 'first{name'
         user.last_name = 'last_name'
 
-        expected = u'[{}](tg://user?id={})'
+        expected = '[{}](tg://user?id={})'
 
         assert user.mention_markdown_v2() == expected.format(
             escape_markdown(user.full_name, version=2), user.id

diff --git a/tests/test_video.py b/tests/test_video.py
@@ -54,7 +54,7 @@ class TestVideo:
     thumb_height = 320
     thumb_file_size = 1767
 
-    caption = u'<b>VideoTest</b> - *Caption*'
+    caption = '<b>VideoTest</b> - *Caption*'
     video_file_url = 'https://python-telegram-bot.org/static/testfiles/telegram.mp4'
 
     video_file_id = '5a3128a4d2a04750b5b58397f3b5e812'