ipumspy.api.IpumsApiClient.__init__# IpumsApiClient.__init__(api_key, base_url='https://api.ipums.org/extracts', api_version=2, num_retries=3, session=None)[source]# Class for creating and retrieving IPUMS extracts via API Parameters: api_key (str) – User’s IPUMS API key base_url (str) – IPUMS API url num_retries (int) – number of times a request will be retried before raising TransientIpumsApiException session (Optional[Session]) – requests session object