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How to Generate a cloud-init User Data Mock in Python

Generate a cloud-init user data mock for a VM using a dataclass and JSON in Python.

cloud-init automation dataclasses
Python 
import json
from dataclasses import dataclass, asdict

@dataclass
class VMConfig:
    hostname: str
    cpus: int
    memory_mb: int
    ssh_key: str

def generate_cloud_init_mock(config: VMConfig) -> str:
    """Build a cloud-init user-data mock for a VM."""
    user_data = {
        "hostname": config.hostname,
    …
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