From 8ff1fe8c5e9a3c1a3eaff48c4ef6b38333d5a82d Mon Sep 17 00:00:00 2001
From: Travis Scrimshaw <tscrimsh at umn.edu>
Date: Tue, 29 Dec 2015 11:51:25 -0600
Subject: [PATCH 1/2] Adding an identical function class attribute.

---
 src/sage/interfaces/gap.py  | 3 ++-
 src/sage/interfaces/gap3.py | 2 ++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/sage/interfaces/gap.py b/src/sage/interfaces/gap.py
index efc08eaaca2..0f1f942c3fe 100644
--- a/src/sage/interfaces/gap.py
+++ b/src/sage/interfaces/gap.py
@@ -308,6 +308,7 @@ class Gap_generic(Expect):
       code
 
     """
+    _identical_function = "IsIdenticalObj"
 
     def _synchronize(self, timeout=0.5, cmd='%s;'):
         """
@@ -918,7 +919,7 @@ def function_call(self, function, args=None, kwds=None):
         else:
             self.eval(marker)
             res = self.eval(cmd)
-        if self.eval('IsIdenticalObj(last,__SAGE_LAST__)') != 'true':
+        if self.eval(self._identical_function + '(last,__SAGE_LAST__)') != 'true':
             return self.new('last2;')
         else:
             if res.strip():
diff --git a/src/sage/interfaces/gap3.py b/src/sage/interfaces/gap3.py
index e183f1a9e7d..bc2504f6717 100644
--- a/src/sage/interfaces/gap3.py
+++ b/src/sage/interfaces/gap3.py
@@ -301,6 +301,8 @@ def __init__(self, command=gap3_cmd):
             sage: gap3.is_running()                        #optional - gap3
             True
         """
+        _identical_function = "IsIdentical"
+
         self.__gap3_command_string = command
         # Explanation of additional command-line options passed to gap3:
         #

From efdffd54d63ab56936a143481cd5b47086b1200a Mon Sep 17 00:00:00 2001
From: Travis Scrimshaw <tscrimsh at umn.edu>
Date: Tue, 29 Dec 2015 18:14:50 -0600
Subject: [PATCH 2/2] Putting the class attribute in the correct place.

---
 src/sage/interfaces/gap3.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/sage/interfaces/gap3.py b/src/sage/interfaces/gap3.py
index bc2504f6717..309b01fd44a 100644
--- a/src/sage/interfaces/gap3.py
+++ b/src/sage/interfaces/gap3.py
@@ -282,6 +282,8 @@ class Gap3(Gap_generic):
 
     - Franco Saliola (Feb 2010)
     """
+    _identical_function = "IsIdentical"
+
     def __init__(self, command=gap3_cmd):
         r"""
         Initialize the GAP3 interface and start a session.
@@ -301,8 +303,6 @@ def __init__(self, command=gap3_cmd):
             sage: gap3.is_running()                        #optional - gap3
             True
         """
-        _identical_function = "IsIdentical"
-
         self.__gap3_command_string = command
         # Explanation of additional command-line options passed to gap3:
         #