From e99c01080d71aaa05cd976483eb8f4311eabd7f4 Mon Sep 17 00:00:00 2001
From: Katherine Mantel <kmantel@users.noreply.github.com>
Date: Tue, 12 Oct 2021 23:36:49 -0400
Subject: [PATCH] SharedParameter: direct get_previous, get_delta to source
 Parameter (#2143)

---
 psyneulink/core/globals/parameters.py | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/psyneulink/core/globals/parameters.py b/psyneulink/core/globals/parameters.py
index b9b99d9536c..5efbb1729a9 100644
--- a/psyneulink/core/globals/parameters.py
+++ b/psyneulink/core/globals/parameters.py
@@ -1763,6 +1763,20 @@ def _set_name(self, name):
 
         super(Parameter, self).__setattr__('name', name)
 
+    @handle_external_context()
+    def get_previous(
+        self,
+        context=None,
+        index: int = 1,
+        range_start: int = None,
+        range_end: int = None,
+    ):
+        return self.source.get_previous(context, index, range_start, range_end)
+
+    @handle_external_context()
+    def get_delta(self, context=None):
+        return self.source.get_delta(context)
+
     @property
     def source(self):
         try: