get_tox_bootstrap_nodes.py

#!/usr/bin/env python3

import json
import urllib.request

rows = []
max_col_size = {0: 0, 1: 0, 2: 0}

nodes = json.loads(
    urllib.request.urlopen("https://nodes.tox.chat/json").read().decode()
)['nodes']

for node in nodes:
    key = node['public_key']
    tcp = node['status_tcp']
    udp = node['status_udp']
    port = node['port']
    addr_ipv4 = node['ipv4']

    if tcp or udp:
        rows.append(
            (
                "address=\"{0}\",".format(addr_ipv4),
                "port={0},".format(port),
                "public_key=\"{0}\"".format(key)
            )
        )

for row in rows:
    for col in row:
        size = len(col)
        index = row.index(col)

        if size > max_col_size[index]:
            max_col_size[index] = size

rows.sort(key = lambda x: x[0])

last = len(rows) - 1
for index, row in enumerate(rows):
    print('  {{ {0} {1} {2} }}{3}'.format(
        row[0].ljust(max_col_size[0]),
        row[1].ljust(max_col_size[1]),
        row[2].ljust(max_col_size[2]),
        '' if (index == last) else ','
    ))