No documentation on how to trigger pipeline build on 'master' branch.

import os
from azure.devops.connection import Connection
from msrest.authentication import BasicAuthentication

Fill in with your personal access token and org URL

PERSONAL_ACCESS_TOKEN = os.getenv("PERSONAL_ACCESS_TOKEN")
ORGANIZATION_URL = 'xxxxxx'
PROJECT_NAME = "xxxxxx"

def create_pipeline_client():
# Get connection from devOps & create pipeline client
credentials = BasicAuthentication('', PERSONAL_ACCESS_TOKEN)
connection = Connection(base_url=ORGANIZATION_URL, creds=credentials)
pipeline_client = pipeline_client = connection.clients_v5_1.get_pipelines_client()
return pipeline_client

def build_pipeline():
pipeline_client = create_pipeline_client()
run_params = {'sourceBranch' : "master"}
pipe_id = 2098
pipeline_client.run_pipeline(
run_parameters=run_params,
project=PROJECT_NAME,
pipeline_id=pipe_id,
pipeline_version=None)
print("Pipeline run successfully activated.")

build_pipeline()

Start with the Python example in the issue and locate the repository's existing documentation entry point. Document how to trigger a pipeline build for the master branch, using the shown Azure DevOps API flow; the documentation should explain the required configuration and resulting pipeline run.