Batch Task Monitor

from typing import List, Dict, Any, Optional
from azure.batch import BatchServiceClient
from azure.batch.models import TaskAddParameter, TaskState, TaskExecutionInformation, TaskConstraints

def add_task(batch_client: BatchServiceClient, job_id: str, task_id: str, command_line: str) -> None:
    """
    Adds a single task to a job.

    Args:
        batch_client: The Azure Batch service client
        job_id: The ID of the job to add the task to
        task_id: The ID for the new task
        command_line: The command line to execute
    """
    pass

def bulk_add_tasks(batch_client: BatchServiceClient, job_id: str, tasks: List[Dict[str, str]]) -> None:
    """
    Adds multiple tasks to a job in a single operation.

    Args:
        batch_client: The Azure Batch service client
        job_id: The ID of the job to add tasks to
        tasks: List of dictionaries with 'id' and 'command_line' keys
    """
    pass

def get_task_state(batch_client: BatchServiceClient, job_id: str, task_id: str) -> str:
    """
    Retrieves the current state of a task.

    Args:
        batch_client: The Azure Batch service client
        job_id: The ID of the job containing the task
        task_id: The ID of the task

    Returns:
        The state of the task as a string
    """
    pass

def list_tasks(batch_client: BatchServiceClient, job_id: str) -> List[Dict[str, Any]]:
    """
    Lists all tasks in a job with their IDs and states.

    Args:
        batch_client: The Azure Batch service client
        job_id: The ID of the job

    Returns:
        List of dictionaries containing 'id' and 'state' for each task
    """
    pass

def get_execution_info(batch_client: BatchServiceClient, job_id: str, task_id: str) -> Optional[Dict[str, Any]]:
    """
    Retrieves execution information for a task including exit code.

    Args:
        batch_client: The Azure Batch service client
        job_id: The ID of the job containing the task
        task_id: The ID of the task

    Returns:
        Dictionary with execution info including 'exit_code', or None if not available
    """
    pass

def get_execution_times(batch_client: BatchServiceClient, job_id: str, task_id: str) -> Dict[str, Optional[Any]]:
    """
    Retrieves execution timing information for a task.

    Args:
        batch_client: The Azure Batch service client
        job_id: The ID of the job containing the task
        task_id: The ID of the task

    Returns:
        Dictionary with 'start_time' and 'end_time' (end_time may be None if not completed)
    """
    pass

def terminate_task(batch_client: BatchServiceClient, job_id: str, task_id: str) -> None:
    """
    Terminates a running task.

    Args:
        batch_client: The Azure Batch service client
        job_id: The ID of the job containing the task
        task_id: The ID of the task to terminate
    """
    pass

def update_task(batch_client: BatchServiceClient, job_id: str, task_id: str, constraints: TaskConstraints) -> None:
    """
    Updates task constraints.

    Args:
        batch_client: The Azure Batch service client
        job_id: The ID of the job containing the task
        task_id: The ID of the task to update
        constraints: New constraints for the task
    """
    pass