viber-bot-python | Viber bot python | Bot library

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keyboard = {
    "DefaultHeight": True,
    "BgColor": self.background_color,
    "Type": "keyboard",
    "Buttons": [
        {
            "Columns": 3,
            "Rows": 

def verify_signature(self, request_data, signature):
    return signature == self._calculate_message_signature(request_data)

    def _calculate_message_signature(self, message):
        return hmac.new(
           

import json
import hmac
import hashlib

# Compute SHA256 hex digest signature using auth token and payload.
auth_token = 'xxx-xxx-xxx'
signature = hmac.new(
    key=auth_token.encode('ascii'),
    msg=data.encode('ascii'),
    digestmod=ha

{
            "name": "Flask",
            "type": "python",
            "request": "launch",
            "module": "flask",
            "env": {
                "FLASK_APP": "app.py",
                "FLASK_ENV": "development",