Add memoize implementation for settings purposes

openpype/modules/shotgrid/lib/settings.py

@@ -1,9 +1,9 @@
 import os
-# from functools import lru_cache
 
 from pymongo import MongoClient
 from openpype.api import get_system_settings, get_project_settings
 from openpype.modules.shotgrid.lib.const import MODULE_NAME
+from openpype.modules.shotgrid.lib.tools import memoize
 
 
 def get_project_list():
@@ -13,12 +13,12 @@ def get_project_list():
     return db.list_collection_names()
 
 
-# @lru_cache(maxsize=64)
+@memoize
 def get_shotgrid_project_settings(project):
     return get_project_settings(project).get(MODULE_NAME, {})
 
 
-# @lru_cache(maxsize=64)
+@memoize
 def get_shotgrid_settings():
     return get_system_settings().get("modules", {}).get(MODULE_NAME, {})
 

openpype/modules/shotgrid/lib/tools.py

@@ -0,0 +1,16 @@
+from functools import wraps
+
+
+def memoize(function):
+    memo = {}
+
+    @wraps(function)
+    def wrapper(*args):
+        try:
+            return memo[args]
+        except KeyError:
+            rv = function(*args)
+            memo[args] = rv
+            return rv
+
+    return wrapper