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by Profile picture of User 10Tyler G. Hicks-Wright <tghw@fogcreek.com>

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Change 1 of 3 Show Changes Only trello_api_gen.py Stacked
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 import os  import re  import requests +import pystache  from urlparse import urljoin  from BeautifulSoup import BeautifulSoup as Soup    INDEX = 'https://trello.com/docs/api/index.html'    METHOD_LOOKUP = {   'GET': 'get',   'PUT': 'update',   'POST': 'new',   'DELETE': 'delete',  }    def get_soup(url):   resp = requests.get(url)   resp.raise_for_status()   return Soup(resp.content)    def main():   sections = get_sections()   print sections + if not os.path.exists('trello'): + os.mkdir('trello') + modules = []   for section in sections:   write_section(section)   + with open(os.path.join('trello', '__init__.py'), 'w') as fd: + trello_api = TrelloApi([module_name(section) for section in sections]) + fd.write(trello_api.render()) +  def get_sections():   sections = []   soup = get_soup(INDEX)   for li in soup.findAll('li', {'class': 'toctree-l1'}):   a = li.find('a', {'class': 'reference internal'})   sections.append(urljoin(INDEX, a['href']))   return sections    def get_actions(section_url):   actions = []   soup = get_soup(section_url)   for section in soup.find('div', {'class': 'section'}).findAll('div', {'class': 'section'}):   h2 = section.find('h2')   method, url, _ = [s.strip() for s in h2.findAll(text=True)]   ul = section.ul   args = []   for li in ul.findAll('li', recursive=False):   if 'arguments' in li.text.lower():   args_ul = li.ul   if args_ul:   for arg_li in args_ul.findAll('li', recursive=False):   arg = arg_li.tt.text   required = 'required' in arg_li.text.lower()   args.append((arg, required))   actions.append((method, url, args))   return actions   -def def_args(req_args, opt_args): - return ', '.join(req_args + [arg + '=None' for arg in opt_args]) +def function_args(url_args, id_arg, req_args, opt_args): + if id_arg: + req_args = [id_arg] + req_args + return ', '.join(url_args + req_args + [arg + '=None' for arg in opt_args]) + +def request_args(request_type, req_args, opt_args): + get_args = [] + post_args = [] + if request_type in ['GET', 'DELETE']: + get_args += req_args + get_args += opt_args + else: + post_args += req_args + post_args += opt_args + params = 'dict(%s)' % ', '.join(['key=self._apikey', 'token=self._token'] + ['%s=%s' % (arg, arg) for arg in get_args]) + data = 'dict(%s)' % ', '.join(['%s=%s' % (arg, arg) for arg in post_args]) if post_args else None + return 'params=%s, data=%s' % (params, data) + +def module_name(section_url): + return section_url.split('/')[-2] + 's'    def write_section(section_url): - module = section_url.split('/')[-2] - if not os.path.exists('trello'): - os.mkdir('trello') - actions = get_actions(section_url) + module = module_name(section_url)   with open(os.path.join('trello', '%s.py' % module), 'w') as fd: - for action in actions: + fd.write(ApiClass(section_url).render()) + +class ApiClass(pystache.View): + def __init__(self, section_url): + super(ApiClass, self).__init__() + self.module = module_name(section_url) + self.actions = get_actions(section_url) + + def class_name(self): + return self.module.title() + + def methods(self): + methods = [] + for action in self.actions:   url_parts = action[1].split('/') - method_parts = [part.rstrip('s') for part in url_parts[2:] if not part.startswith('[')] - method_name = '%s_%s' % (METHOD_LOOKUP[action[0]], '_'.join(method_parts)) - id_arg = [part.strip('[]').replace(' ', '_') for part in url_parts if part.startswith('[')] - id_arg = id_arg[0] if id_arg else None - req_args = [arg[0] for arg in action[2] if arg[1]] + method_parts = [part.rstrip('s') for part in url_parts[3:] if not part.startswith('[')] + method_name = '_'.join([METHOD_LOOKUP[action[0]]] + method_parts) + id_arg = ([part.strip('[]').replace(' ', '_') for part in url_parts if part.startswith('[')] or [None])[0] + url_args = [arg[0] for arg in action[2] if ('[%s]' % arg[0] in url_parts)] + if url_args: + method_name = '%s_%s' % (method_name, '_'.join(url_args)) + req_args = [arg[0] for arg in action[2] if arg[1] and arg[0] not in url_args]   opt_args = [arg[0] for arg in action[2] if not arg[1]] - args = req_args + opt_args - if id_arg: - print >>fd, 'def %s(%s, %s):' % (method_name, id_arg, def_args(req_args, opt_args)) - print >>fd, ' resp = requests.%s("%s" %% %s, %s)' % (action[0].lower(), re.sub(r'\[.*\]', '%s', action[1]), id_arg, ', '.join(args[1:])) - else: - print >>fd, 'def %s(%s):' % (method_name, def_args(req_args, opt_args)) - print >>fd, ' resp = requests.%s("%s", %s)' % (action[0].lower(), action[1], ', '.join(args)) - print >>fd, ' resp.raise_for_status()' - print >>fd, ' return json.loads(resp.content)' - print >>fd, '' + def_args = function_args(url_args, id_arg, req_args, opt_args) + args = request_args(action[0].upper(), req_args, opt_args) + method = action[0].lower() + url = '"https://trello.com%s" %% (%s)' % (re.sub(r'\[.*?\]', '%s', action[1]), ', '.join([id_arg] + url_args if id_arg else url_args)) + methods.append(dict(def_args=def_args, args=args, method=method, url=url, name=method_name)) + return methods + +class TrelloApi(pystache.View): + def __init__(self, sections): + super(TrelloApi, self).__init__() + self.sections = [{'module': section, 'class': section.title()} for section in sections]    if __name__ == '__main__':   main()