old_contents: from __future__ import print_function
  
  import re
  
  from streamlink.plugin import Plugin
  from streamlink.plugin.api import http
  from streamlink.plugin.api.utils import itertags
  from streamlink.stream import HLSStream
  
  
  class EuropaPlusTV(Plugin):
      url_re = re.compile(r"https?://(?:www\.)?europaplus\.ru/europaplustv")
      src_re = re.compile(r"""['"]file['"]\s*:\s*(?P<quote>['"])(?P<url>.*?)(?P=quote)""")
  
      @classmethod
      def can_handle_url(cls, url):
          return cls.url_re.match(url) is not None
  
      def _get_streams(self):
          res = http.get(self.url)
          for iframe in itertags(res.text, "iframe"):
              self.logger.debug("Found iframe: {0}".format(iframe))
              iframe_res = http.get(iframe.attributes['src'], headers={"Referer": self.url})
              m = self.src_re.search(iframe_res.text)
              surl = m and m.group("url")
              if surl:
                  self.logger.debug("Found stream URL: {0}".format(surl))
                  return HLSStream.parse_variant_playlist(self.session, surl)
  
  
  __plugin__ = EuropaPlusTV
  
new_contents: from __future__ import print_function
  
  import re
  
  from streamlink.plugin import Plugin
  from streamlink.plugin.api import http
  from streamlink.plugin.api.utils import itertags
  from streamlink.stream import HLSStream
  from streamlink.utils import update_scheme
  
  
  class EuropaPlusTV(Plugin):
      url_re = re.compile(r"https?://(?:www\.)?europaplus\.ru/europaplustv")
      src_re = re.compile(r"""['"]file['"]\s*:\s*(?P<quote>['"])(?P<url>.*?)(?P=quote)""")
  
      @classmethod
      def can_handle_url(cls, url):
          return cls.url_re.match(url) is not None
  
      def _get_streams(self):
          res = http.get(self.url)
          for iframe in itertags(res.text, "iframe"):
              self.logger.debug("Found iframe: {0}".format(iframe))
              iframe_res = http.get(iframe.attributes['src'], headers={"Referer": self.url})
              m = self.src_re.search(iframe_res.text)
              surl = m and m.group("url")
              if surl:
                  surl = update_scheme(self.url, surl)
                  self.logger.debug("Found stream URL: {0}".format(surl))
                  return HLSStream.parse_variant_playlist(self.session, surl)
  
  
  __plugin__ = EuropaPlusTV
  
subject: Fix for "No connection adapters were found"