Config parser for github.com/acedrew/ubnt-mfi-py

config_parser.py

import json
from collections import defaultdict


def parse_config(conf):
    def Tree():
        return defaultdict(Tree)

    data = Tree()

    for line in conf.splitlines():
        if not line:
            continue
        path, val = line.split('=')
        fields = path.split('.')
        prop = fields.pop()
        obj = data
        for f in fields:
            if f.isdigit():
                items = obj.setdefault('items', [])
                idx = int(f) - 1
                while len(items) < idx + 1:
                    items.append(Tree())
                obj = items[idx]
            else:
                obj = obj[f]

        obj[prop] = val

    return data