Generate Python client 3.0.0 doc

site2/website-next/static/api/python/3.0.x/ajax.js

@@ -0,0 +1,50 @@
+// Implement simple cached AJAX functions.
+
+var _cache = {};
+
+/*
+* Get a promise for the HTTP get responseText.
+*/
+function httpGetPromise(url) {
+    const promise = new Promise((_resolve, _reject) => {
+        httpGet(url, (responseText) => {
+            _resolve(responseText);
+        },
+        (error) => {
+            _reject(error);
+        });
+    });
+    return promise
+}
+
+function httpGet(url, onload, onerror) { 
+    if (_cache[url]) {
+        _cachedHttpGet(url, onload, onerror);
+    }
+    else{
+        _httpGet(url, onload, onerror);
+    }
+}
+
+function _cachedHttpGet(url, onload, onerror) {
+    setTimeout(() => { onload(_cache[url]) }, 0);
+}
+
+function _httpGet(url, onload, onerror) {   
+
+    var xobj = new XMLHttpRequest();
+    xobj.open('GET', url, true); // Asynchronous
+
+    xobj.onload = function () {
+        // add document to cache.
+        _cache[url] = xobj.responseText;
+        onload(xobj.responseText);
+    };
+
+    xobj.onerror = function (error) {
+        console.log(error)
+        onerror(error)
+    };
+
+    xobj.send(null);  
+}