fdo#60670: Create a new document in case there's none

Change-Id: I7e03481beb1d4e60601fd93d787bc7354495e41f

scripting/examples/python/HelloWorld.py

@@ -21,7 +21,12 @@
 def HelloWorldPython( ):
     """Prints the string 'Hello World(in Python)' into the current document"""
 #get the doc from the scripting context which is made available to all scripts
-    model = XSCRIPTCONTEXT.getDocument()
+    desktop = XSCRIPTCONTEXT.getDesktop()
+    model = desktop.getCurrentComponent()
+#check whether there's already an opened document. Otherwise, create a new one
+    if not hasattr(model, "Text"):
+        model = desktop.loadComponentFromURL(
+            "private:factory/swriter","_blank", 0, () )
 #get the XText interface
     text = model.Text
 #create an XTextRange at the end of the document