def _urlopen(path, args, method="get"):
connection = Connection.get_instance()
connection.start()
if not connection.started():
raise ConnectionError(u"Error establishing connection.")
query = urllib.urlencode(args)
if method == "get":
url = "%s/%s/?%s" % (SERVER_URL, path, query)
else:
url = "%s/%s/" % (SERVER_URL, path)
try:
if method == "get":
request = urllib.urlopen(url)
else:
request = urllib.urlopen(url, query)
json_response = request.read()
try:
return json.loads(json_response)
except ValueError:
raise ConnectionError(u"Invalid server response")
request.close()
except IOError:
raise ConnectionError(u"Error reading server response")
def close(self):
Connection.get_instance().stop()
self.cache.close()
