9 files changed, 9 insertions, 9 deletions
diff --git a/Lib/test/test_asyncio/test_selector_events.py b/Lib/test/test_asyncio/test_selector_events.py
index 135b5abf10..77e72e5705 100644
--- a/Lib/test/test_asyncio/test_selector_events.py
+++ b/Lib/test/test_asyncio/test_selector_events.py
@@ -1182,7 +1182,7 @@ class SelectorSslTransportTests(test_utils.TestCase):
         self.assertIs(exc, waiter.exception())
 
     def test_cancel_handshake(self):
-        # Python issue #23197: cancelling an handshake must not raise an
+        # Python issue #23197: cancelling a handshake must not raise an
         # exception or log an error, even if the handshake failed
         waiter = asyncio.Future(loop=self.loop)
         transport = self.ssl_transport(waiter=waiter)
diff --git a/Lib/test/test_asyncio/test_sslproto.py b/Lib/test/test_asyncio/test_sslproto.py
index a72967ea07..e4121a0184 100644
--- a/Lib/test/test_asyncio/test_sslproto.py
+++ b/Lib/test/test_asyncio/test_sslproto.py
@@ -40,7 +40,7 @@ class SslProtoHandshakeTests(test_utils.TestCase):
             ssl_proto.connection_made(transport)
 
     def test_cancel_handshake(self):
-        # Python issue #23197: cancelling an handshake must not raise an
+        # Python issue #23197: cancelling a handshake must not raise an
         # exception or log an error, even if the handshake failed
         waiter = asyncio.Future(loop=self.loop)
         ssl_proto = self.ssl_protocol(waiter)
diff --git a/Lib/test/test_binop.py b/Lib/test/test_binop.py
index 823740c444..e9dbddcd93 100644
--- a/Lib/test/test_binop.py
+++ b/Lib/test/test_binop.py
@@ -58,7 +58,7 @@ class Rat(object):
     den = property(_get_den, None)
 
     def __repr__(self):
-        """Convert a Rat to an string resembling a Rat constructor call."""
+        """Convert a Rat to a string resembling a Rat constructor call."""
         return "Rat(%d, %d)" % (self.__num, self.__den)
 
     def __str__(self):
diff --git a/Lib/test/test_faulthandler.py b/Lib/test/test_faulthandler.py
index a3a211667f..fc2d6d7bae 100644
--- a/Lib/test/test_faulthandler.py
+++ b/Lib/test/test_faulthandler.py
@@ -715,7 +715,7 @@ class FaultHandlerTests(unittest.TestCase):
             sys.stderr = stderr
 
     def test_stderr_None(self):
-        # Issue #21497: provide an helpful error if sys.stderr is None,
+        # Issue #21497: provide a helpful error if sys.stderr is None,
         # instead of just an attribute error: "None has no attribute fileno".
         with self.check_stderr_none():
             faulthandler.enable()
diff --git a/Lib/test/test_pathlib.py b/Lib/test/test_pathlib.py
index 7465c61f42..b32c9fbfa8 100644
--- a/Lib/test/test_pathlib.py
+++ b/Lib/test/test_pathlib.py
@@ -200,7 +200,7 @@ class _BasePurePathTest(object):
 
     def _check_str_subclass(self, *args):
         # Issue #21127: it should be possible to construct a PurePath object
-        # from an str subclass instance, and it then gets converted to
+        # from a str subclass instance, and it then gets converted to
         # a pure str object.
         class StrSubclass(str):
             pass
diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py
index 2aa16fc1e6..a531879552 100644
--- a/Lib/test/test_sys.py
+++ b/Lib/test/test_sys.py
@@ -644,7 +644,7 @@ class SysModuleTest(unittest.TestCase):
         self.assertEqual(os.path.abspath(sys.executable), sys.executable)
 
         # Issue #7774: Ensure that sys.executable is an empty string if argv[0]
-        # has been set to an non existent program name and Python is unable to
+        # has been set to a non existent program name and Python is unable to
         # retrieve the real program name
 
         # For a normal installation, it should work without 'cwd'
diff --git a/Lib/test/test_threading.py b/Lib/test/test_threading.py
index f6b416df37..71df14c8fd 100644
--- a/Lib/test/test_threading.py
+++ b/Lib/test/test_threading.py
@@ -1083,7 +1083,7 @@ class EventTests(lock_tests.EventTests):
     eventtype = staticmethod(threading.Event)
 
 class ConditionAsRLockTests(lock_tests.RLockTests):
-    # An Condition uses an RLock by default and exports its API.
+    # Condition uses an RLock by default and exports its API.
     locktype = staticmethod(threading.Condition)
 
 class ConditionTests(lock_tests.ConditionTests):
diff --git a/Lib/test/test_tools/test_gprof2html.py b/Lib/test/test_tools/test_gprof2html.py
index 845a2a8cfa..0c294ec0c4 100644
--- a/Lib/test/test_tools/test_gprof2html.py
+++ b/Lib/test/test_tools/test_gprof2html.py
@@ -22,7 +22,7 @@ class Gprof2htmlTests(unittest.TestCase):
         sys.argv = []
 
     def test_gprof(self):
-        # Issue #14508: this used to fail with an NameError.
+        # Issue #14508: this used to fail with a NameError.
         with mock.patch.object(self.gprof, 'webbrowser') as wmock, \
                 tempfile.TemporaryDirectory() as tmpdir:
             fn = os.path.join(tmpdir, 'abc')
diff --git a/Lib/test/test_zipapp.py b/Lib/test/test_zipapp.py
index 97343802a5..d8d44375bd 100644
--- a/Lib/test/test_zipapp.py
+++ b/Lib/test/test_zipapp.py
@@ -195,7 +195,7 @@ class ZipAppTest(unittest.TestCase):
         self.assertTrue(new_target.getvalue().startswith(b'#!python2.7\n'))
 
     def test_read_from_pathobj(self):
-        # Test that we can copy an archive using an pathlib.Path object
+        # Test that we can copy an archive using a pathlib.Path object
         # for the source.
         source = self.tmpdir / 'source'
         source.mkdir()