add python-telegram-bot inline keyboard example

2 files changed, 91 insertions, 0 deletions

diff --git a/bot.py b/bot.py
new file mode 100644
index 0000000..517f810
--- /dev/null
+++ b/bot.py
@@ -0,0 +1,79 @@
+#!/usr/bin/env python
+# pylint: disable=unused-argument, wrong-import-position
+# This program is dedicated to the public domain under the CC0 license.
+
+"""
+Basic example for a bot that uses inline keyboards. For an in-depth explanation, check out
+ https://github.com/python-telegram-bot/python-telegram-bot/wiki/InlineKeyboard-Example.
+"""
+import logging
+
+from telegram import __version__ as TG_VER
+
+try:
+    from telegram import __version_info__
+except ImportError:
+    __version_info__ = (0, 0, 0, 0, 0)  # type: ignore[assignment]
+
+if __version_info__ < (20, 0, 0, "alpha", 1):
+    raise RuntimeError(
+        f"This example is not compatible with your current PTB version {TG_VER}. To view the "
+        f"{TG_VER} version of this example, "
+        f"visit https://docs.python-telegram-bot.org/en/v{TG_VER}/examples.html"
+    )
+from telegram import InlineKeyboardButton, InlineKeyboardMarkup, Update
+from telegram.ext import Application, CallbackQueryHandler, CommandHandler, ContextTypes
+
+# Enable logging
+logging.basicConfig(
+    format="%(asctime)s - %(name)s - %(levelname)s - %(message)s", level=logging.INFO
+)
+logger = logging.getLogger(__name__)
+
+
+async def start(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
+    """Sends a message with three inline buttons attached."""
+    keyboard = [
+        [
+            InlineKeyboardButton("Option 1", callback_data="1"),
+            InlineKeyboardButton("Option 2", callback_data="2"),
+        ],
+        [InlineKeyboardButton("Option 3", callback_data="3")],
+    ]
+
+    reply_markup = InlineKeyboardMarkup(keyboard)
+
+    await update.message.reply_text("Please choose:", reply_markup=reply_markup)
+
+
+async def button(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
+    """Parses the CallbackQuery and updates the message text."""
+    query = update.callback_query
+
+    # CallbackQueries need to be answered, even if no notification to the user is needed
+    # Some clients may have trouble otherwise. See https://core.telegram.org/bots/api#callbackquery
+    await query.answer()
+
+    await query.edit_message_text(text=f"Selected option: {query.data}")
+
+
+async def help_command(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
+    """Displays info on how to use the bot."""
+    await update.message.reply_text("Use /start to test this bot.")
+
+
+def main() -> None:
+    """Run the bot."""
+    # Create the Application and pass it your bot's token.
+    application = Application.builder().token("TOKEN").build()
+
+    application.add_handler(CommandHandler("start", start))
+    application.add_handler(CallbackQueryHandler(button))
+    application.add_handler(CommandHandler("help", help_command))
+
+    # Run the bot until the user presses Ctrl-C
+    application.run_polling()
+
+
+if __name__ == "__main__":
+    main()
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..33a4479
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,12 @@
+anyio==3.6.2
+certifi==2022.12.7
+h11==0.14.0
+h2==4.1.0
+hpack==4.0.0
+httpcore==0.16.3
+httpx==0.23.3
+hyperframe==6.0.1
+idna==3.4
+python-telegram-bot==20.1
+rfc3986==1.5.0
+sniffio==1.3.0