[enh] initial commit

searx/engines/duckduckgo.py

@@ -0,0 +1,14 @@
+from lxml import html
+
+
+def request(query, params):
+    params['method']    = 'POST'
+    params['url']       = 'https://duckduckgo.com/html'
+    params['data']['q'] = query
+    return params
+
+
+def response(resp):
+    dom = html.fromstring(resp.text)
+    results = dom.xpath('//div[@class="results_links results_links_deep web-result"]')
+    return [html.tostring(x) for x in results]