# standard imports
import urllib.request
import urllib.parse


class TxGetter:


    def __init__(self, cache_url, limit=0):
        self.cache_url = cache_url
        self.limit = limit

        if limit == 0:
            url = urllib.parse.urljoin(self.cache_url, 'defaultlimit')
            r = urllib.request.urlopen(url)
            self.limit = r.read()
            logg.debug('set limit {} from {}'.format(self.limit, self.cache_url))