DEFAULT_HTTP_TIMEOUT = 60

def __init__(self, **options):

# Lazy initialization of the client, to improve performance when HttpClient is initialized but not used

self._http_client_instance = None

self.timeout = options.get("timeout", self.DEFAULT_HTTP_TIMEOUT)

@property

def _http_client(self):

if self._http_client_instance is None:

self._http_client_instance = PoolManager(cert_reqs='CERT_REQUIRED', ca_certs=certifi.where())

return self._http_client_instance

def get_json(self, url):

try:

response = self._http_client.request(method="GET", url=url, timeout=self.timeout)

body = response.data

except HTTPError as e:

raise GeneralError("Unexpected error %s" % str(e))

except socket.error as e:

raise GeneralError("Socket Error: %s" % str(e))

if response.status != 200:

raise GeneralError("Server returned unexpected status code - {} - {}".format(response.status,

response.data))

try:

result = json.loads(body.decode('utf-8'))

except Exception as e:

# Error is parsing json

raise GeneralError("Error parsing server response (%d) - %s. Got - %s" % (response.status, body, e))