Download themes from https://terminal.sexy and convert them to st

sthemer.py

# to use the themes, remove your colors from config.h and #include themes/themename.h

import os
import re
import json
import unicodedata
import urllib.request

USER_AGENT = 'SThemer/0.1.0'
HEADERS = {
  'User-Agent': USER_AGENT,
}

HOST = 'https://terminal.sexy'
INDEX = HOST + '/schemes/index.json'
SCHEMA = HOST + '/schemes/%s.json?v=0.2.10'

template = '''
/* Terminal colors (16 first used in escape sequence) */
static const char *colorname[] = {

  /* 8 normal colors */
  [0] = "%s", /* black   */
  [1] = "%s", /* red     */
  [2] = "%s", /* green   */
  [3] = "%s", /* yellow  */
  [4] = "%s", /* blue    */
  [5] = "%s", /* magenta */
  [6] = "%s", /* cyan    */
  [7] = "%s", /* white   */

  /* 8 bright colors */
  [8]  = "%s", /* black   */
  [9]  = "%s", /* red     */
  [10] = "%s", /* green   */
  [11] = "%s", /* yellow  */
  [12] = "%s", /* blue    */
  [13] = "%s", /* magenta */
  [14] = "%s", /* cyan    */
  [15] = "%s", /* white   */

  /* special colors */
  [256] = "%s", /* background */
  [257] = "%s", /* foreground */
};

/*
 * Default colors (colorname index)
 * foreground, background, cursor
 */
static unsigned int defaultfg = 257;
static unsigned int defaultbg = 256;
static unsigned int defaultcs = 257;

/*
 * Colors used, when the specific fg == defaultfg. So in reverse mode this
 * will reverse too. Another logic would only make the simple feature too
 * complex.
 */
static unsigned int defaultitalic = 7;
static unsigned int defaultunderline = 7;
'''


def normalize(value):
    value = value.replace('/', '-')
    value = unicodedata.normalize('NFKD', value).encode('ascii', 'ignore')
    value = re.sub('[^\w\s-]', '', value.decode('utf-8')).strip().lower()
    return re.sub('[\s]+', '_', value)


def read(url):
    req = urllib.request.Request(url, headers=HEADERS)
    with urllib.request.urlopen(req) as response:
        data = response.read()
    return json.loads(data.decode('utf-8'))

for theme in read(INDEX):
    uri = SCHEMA % theme
    theme_path = os.path.join('themes', normalize(theme) + '.h')
    if os.path.exists(theme_path):
        continue
    print('Downloading..', theme)
    data = read(uri)
    colors = data['color']
    colors.append(data['background'])
    colors.append(data['foreground'])
    with open(os.path.join('themes', normalize(theme) + '.h'), 'w') as fd:
        fd.write(template % tuple(colors))