python3 compatibility + webapp to flask refactoring

crons.py

@@ -203,12 +203,12 @@ def all_character_cron(num):
 			item=element.info.slots[slot]
 			if item and not item.get("oo"):
 				item["oo"]=element.info.name
-			 	change=True
+				change=True
 		for i in xrange(len(gf(element,"items",[]))):
 			item=gf(element,"items",[])[i]
 			if item and not item.get("oo"):
 				item["oo"]=element.info.name
-			 	change=True
+				change=True
 		if change: element.put()
 
 def all_cbackup_cron(num):

python3/app.yaml

@@ -1,4 +1,3 @@
-version: 4 #2-new UI | 3-new font dynamics | 4-python3
 runtime: python312
 app_engine_apis: true
 threadsafe: true
@@ -32,3 +31,8 @@ handlers:
   static_dir: js
 - url: .*
   script: auto
+
+env_variables:
+  NDB_USE_CROSS_COMPATIBLE_PICKLE_PROTOCOL: True
+  MEMCACHE_USE_CROSS_COMPATIBLE_PROTOCOL: True
+  DEFERRED_USE_CROSS_COMPATIBLE_PICKLE_PROTOCOL:  True