added python test files

these tests should be exhaustive

source/blender/python/api2_2x/doc/testmball.py

@@ -0,0 +1,37 @@
+import Blender
+
+
+
+
+d = Blender.Metaball.Get('Meta')
+
+for prop in ["Name","Wiresize","Thresh","Rendersize","loc","rot","size"]:
+    str = "d.get%s()"%prop
+    val = eval(str)
+    print str,"-->",val
+    str1 = "d.set%s(%s)"%(prop,repr(val))
+    val1 = eval(str1)
+    print str1,"-->",val1
+
+
+
+nelem = d.getNMetaElems()
+print "getNMetaElems",nelem
+
+
+for prop in ['lay','type','selcol','flag','pad','x','y','z','expx','expy','expz','rad','rad2','s','len','maxrad2']:
+    str = "d.getMeta%s(0)"%prop	
+    value = eval(str)
+    print str,"-->",value
+    str1 = "d.setMeta%s(0,%s)"%(prop,repr(value))
+    value1 = eval(str1)
+    print str1,"-->",value1
+print;print
+
+for field  in ["name","loc","rot","size"]:
+    str = "d.%s"%field
+    val = eval(str)
+    print str,"-->",val
+    exec("d.%s = val"%field)
+
+