Python - Send a message to Google chat space

Steps

0. End result. A message on chat space.

1. Open chat https://mail.google.com/chat/u/0/ and create a new space.

2. Enter a new space name. eg) Demo

3. Click dropdown arrow on the space. eg) Demo and select Manage webhooks

4. Copy a webhook address.

5. Create a new python file and paste below code. Update url to the webhook. eg) demo.py

   #  https://developers.google.com/chat/quickstart/incoming-bot-python
   from json import dumps
   
   from httplib2 import Http
   
   
   def main():
       """Hangouts Chat incoming webhook quickstart."""
       url = '<INCOMING-WEBHOOK-URL>'
       bot_message = {
           'text' : 'Hello from a Python script!'}
   
       message_headers = {'Content-Type': 'application/json; charset=UTF-8'}
   
       http_obj = Http()
   
       response = http_obj.request(
           uri=url,
           method='POST',
           headers=message_headers,
           body=dumps(bot_message),
       )
   
       print(response)
   
   if __name__ == '__main__':
       main()
   

6. Run demo.py. Ctrl + F5 or Right click >> "Run Python File in Terminal" within VS Code.

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