Fix CR Comments

Author: daniel-shimon

Doc/library/warnings.rst

@@ -248,8 +248,10 @@ but literal strings in the latter two.
       # Ignore warnings in "yourmodule.submodule" which contain "generic".
       # Note that the '.' in 'message' marks any character and in 'module' it is escaped,
       #   in order to match a literal dot character.
+
    filterwarnings("ignore", message="generic", module=r"yourmodule\.submodule")
       # Ignore warnings in "yourmodule.submodule" which START with "generic".
+
    filterwarnings("ignore", module="yourmodule.*")
       # Ignore all warnings in "yourmodule" and its submodules.
       # Note that the '.' in 'module' marks any character so is not escaped.
@@ -259,6 +261,7 @@ but literal strings in the latter two.
       #   (but not those containing it).
       # Also note that the '.' in the module part does not need to be escaped
       #   since it is not a regular expression.
+
    -W "ignore:::yourmodule:"
       # Ignore all warnings in "yourmodule", but NOT in its submodules.
 

Lib/test/test_warnings/__init__.py

@@ -1366,7 +1366,7 @@ def test_single_warning(self):
 
     def test_string_literals(self):
         # Ensure message/module are treated as string literals
-        rc, stdout, stderr = assert_python_ok("-c",
+        _, stdout, stderr = assert_python_ok("-c",
             "import sys, warnings; "
             "sys.stdout.write(warnings.filters[0][1].pattern); "
             "sys.stderr.write(warnings.filters[0][3].pattern)",