The service also includes symbol resolution and ambiguous symbol handling. These filters can incorporate keywords, companies, products, etc., as well as meta-data such as story time, news provider, and language – and can be used in a single query. For complex searches, RetrieveHeadlineML_1 operation supports sophisticated search filters that express complex Boolean criteria. This RetrieveHeadlineML_1 operation provides news headlines that match specific requirements for developers. The RKD News service allows you to query for news headlines and also retrieve news content via RKD RetrieveHeadlineML_1 operation. This article provides an information regarding the basic knowledge of how to implement RKD JSON application to consume news headlines data with Python language. With new HTTP JSON services, developers can integrate RKD information to their application easier then before. All data are snapshot (non-streaming) data. Connectivity can be via HTTP and HTTPS, over the Internet or Delivery Direct. RKD offers a wide range of Refinitiv' information and services delivered in a request-response scenario via web services using today's industry standard protocols (SOAP/XML and REST/JSON). The Refinitiv Knowledge Direct (RKD) API (formerly known as TRKD API) integrates into your website, trading platform, company intranet/extranet, advisory portal and mobile applications to provide up-to-date financial market data, news and analytics and powerful investment tools.
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