Update a bunch of no/low impact python2/3 references/comments

2 files changed, 6 insertions, 6 deletions

diff --git a/tests/test_client.py b/tests/test_client.py
index cb34348a..c9e64c0b 100644
--- a/tests/test_client.py
+++ b/tests/test_client.py
@@ -443,7 +443,7 @@ class SSHClientTest(ClientTest):
         verify that when an SSHClient is collected, its transport (and the
         transport's packetizer) is closed.
         """
-        # Skipped on PyPy because it fails on travis for unknown reasons
+        # Skipped on PyPy because it fails on CI for unknown reasons
         if platform.python_implementation() == "PyPy":
             return
 
@@ -465,9 +465,9 @@ class SSHClientTest(ClientTest):
 
         # force a collection to see whether the SSHClient object is deallocated
         # 2 GCs are needed on PyPy, time is needed for Python 3
-        # TODO: this still fails randomly under CircleCI under Python 3.7, 3.8
-        # at the very least. bumped sleep 0.3->1.0s but the underlying
-        # functionality should get reevaluated once we drop Python 2.
+        # TODO 4.0: this still fails randomly under CircleCI under Python 3.7,
+        # 3.8 at the very least. bumped sleep 0.3->1.0s but the underlying
+        # functionality should get reevaluated now we've dropped Python 2.
         time.sleep(1)
         gc.collect()
         gc.collect()
diff --git a/tests/util.py b/tests/util.py
index 00642cb0..79ce2c61 100644
--- a/tests/util.py
+++ b/tests/util.py
@@ -137,8 +137,8 @@ def is_low_entropy():
     """
     Attempts to detect whether running interpreter is low-entropy.
 
-    Classified as being in 32-bit mode under Python 2, or 32-bit mode and with
-    the hash seed set to zero under Python 3.
+    "low-entropy" is defined as being in 32-bit mode and with the hash seed set
+    to zero.
     """
     is_32bit = struct.calcsize("P") == 32 / 8
     # I don't see a way to tell internally if the hash seed was set this