new method /lookup.php - Reverse search by multiple osm ids

tests/steps/api_setup.py

@@ -123,6 +123,13 @@ def api_setup_details(step, obj):
         world.params['place_id']  = obj
     api_call('details')
 
+@step(u'looking up (\w+) places ((?:[a-z]\d+,*)+)')
+def api_setup_lookup(step, fmt, ids):
+    world.params['osm_ids'] = ids
+    if fmt and fmt.strip():
+        world.params['format'] = fmt.strip()
+    api_call('lookup')
+
 @step(u'sending an API call (\w+)')
 def api_general_call(step, call):
     api_call(call)