Add gi_suspended to inspect comments and generator/coroutine tests

Author: hyongtao-code

Lib/inspect.py

@@ -348,6 +348,7 @@ def isgenerator(object):
         gi_frame        frame object or possibly None once the generator has
                         been exhausted
         gi_running      set to 1 when generator is executing, 0 otherwise
+        gi_suspended    set to 1 when the generator is suspended at a yield point, 0 otherwise
         gi_yieldfrom    object being iterated by yield from or None
 
         __iter__()      defined to support iteration over container

Lib/test/test_types.py

@@ -2294,8 +2294,8 @@ def foo(): return gen
         self.assertIs(wrapper.__name__, gen.__name__)
 
         # Test AttributeErrors
-        for name in {'gi_running', 'gi_frame', 'gi_code', 'gi_yieldfrom',
-                     'cr_running', 'cr_frame', 'cr_code', 'cr_await'}:
+        for name in {'gi_running', 'gi_frame', 'gi_code', 'gi_yieldfrom', 'gi_suspended',
+                     'cr_running', 'cr_frame', 'cr_code', 'cr_await', 'cr_suspended'}:
             with self.assertRaises(AttributeError):
                 getattr(wrapper, name)
 
@@ -2304,14 +2304,17 @@ def foo(): return gen
         gen.gi_frame = object()
         gen.gi_code = object()
         gen.gi_yieldfrom = object()
+        gen.gi_suspended = object()
         self.assertIs(wrapper.gi_running, gen.gi_running)
         self.assertIs(wrapper.gi_frame, gen.gi_frame)
         self.assertIs(wrapper.gi_code, gen.gi_code)
         self.assertIs(wrapper.gi_yieldfrom, gen.gi_yieldfrom)
+        self.assertIs(wrapper.gi_suspended, gen.gi_suspended)
         self.assertIs(wrapper.cr_running, gen.gi_running)
         self.assertIs(wrapper.cr_frame, gen.gi_frame)
         self.assertIs(wrapper.cr_code, gen.gi_code)
         self.assertIs(wrapper.cr_await, gen.gi_yieldfrom)
+        self.assertIs(wrapper.cr_suspended, gen.gi_suspended)
 
         wrapper.close()
         gen.close.assert_called_once_with()
@@ -2430,7 +2433,7 @@ def foo(): return gen
         self.assertIs(wrapper.__await__(), gen)
 
         for name in ('__name__', '__qualname__', 'gi_code',
-                     'gi_running', 'gi_frame'):
+                     'gi_running', 'gi_frame', 'gi_suspended'):
             self.assertIs(getattr(foo(), name),
                           getattr(gen, name))
         self.assertIs(foo().cr_code, gen.gi_code)
@@ -2493,8 +2496,8 @@ def coro():
         self.assertEqual(repr(wrapper), str(wrapper))
         self.assertTrue(set(dir(wrapper)).issuperset({
             '__await__', '__iter__', '__next__', 'cr_code', 'cr_running',
-            'cr_frame', 'gi_code', 'gi_frame', 'gi_running', 'send',
-            'close', 'throw'}))
+            'cr_frame', 'cr_suspended', 'gi_code', 'gi_frame', 'gi_running',
+            'gi_suspended', 'send', 'close', 'throw'}))
 
 
 class FunctionTests(unittest.TestCase):