```python
#StopServer
import boto3
region = 'eu-central-1'
#instances = ['i-0de7cce6fcdf8c0e6']
ec2 = boto3.client('ec2', region_name=region)

def lambda_handler(event, context):
    ec2.stop_instances(InstanceIds=["i-0de7cce6fcdf8c0e6"])
    return { 
        'message' : 'stopped'
    }
```
 
`