Split the output from 'juju-run' into multiple files and process the escaped string

juju-run-split.py

#!/usr/bin/env python3
  
import os
import re
import pprint
import sys
import yaml

if len(sys.argv) <= 1:
    print("Usage: juju-split FILE_NAME")
    sys.exit(1)

output_dir = os.path.basename(sys.argv[1])+ "_split"
os.makedirs(output_dir, exist_ok=True)

with open(sys.argv[1], 'r') as my_file:
    y = yaml.load(my_file)
    for output in y:
        machine_fn = re.sub(r'[^a-zA-Z0-9_.]', '-', output['UnitId']) + ".txt"
        with open(os.path.join(output_dir, machine_fn), "w") as out_file:
            out_file.write(output['Stdout'])