rs_tag --list output into json

rs_tag_json.py

import sys, subprocess, json, re
import pprint

def get_local_tags():
    # rs_tag_list_command = 'rs_tag --list | awk \'{print "\\""$2"\\","}\'' terrible
    rs_tag_list_command = 'rs_tag --list | awk \'{print $2}\''
    p = subprocess.Popen(rs_tag_list_command, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
    output, errors = p.communicate()
    return output.split()

if __name__ == '__main__':

    local_information = get_local_tags()
    local_information.pop(0)
    labels = []
    tags = {}

    for tag in local_information:
        labels.append(re.split('=', tag))

    for label in labels:
        tag = re.split('\:', label[0])
        tags[tag[0]] = {}
    for label in labels:
        tag = re.split('\:', label[0])
        tags[tag[0]][tag[1]] = label[1]

    json_tags = json.dumps(tags)

    pprint.pprint(json_tags)