Issue #6619:  Remove duplicate 'isgenerator' function from inspect module.
Thanks Vincent Legoll.
diff --git a/Lib/inspect.py b/Lib/inspect.py
index 30ee670..21da7d4 100644
--- a/Lib/inspect.py
+++ b/Lib/inspect.py
@@ -240,10 +240,6 @@
             or ismethod(object)
             or ismethoddescriptor(object))
 
-def isgenerator(object):
-    """Return true if the object is a generator object."""
-    return isinstance(object, types.GeneratorType)
-
 def isabstract(object):
     """Return true if the object is an abstract base class (ABC)."""
     return isinstance(object, type) and object.__flags__ & TPFLAGS_IS_ABSTRACT
diff --git a/Misc/ACKS b/Misc/ACKS
index 0be765d..0ecbb51 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -425,6 +425,7 @@
 Thomas Lee
 Christopher Lee
 Luc Lefebvre
+Vincent Legoll
 Kip Lehman
 Joerg Lehmann
 Luke Kenneth Casson Leighton