bpo-40066: Enum: modify `repr()` and `str()` (GH-22392)
* Enum: streamline repr() and str(); improve docs
- repr() is now ``enum_class.member_name``
- stdlib global enums are ``module_name.member_name``
- str() is now ``member_name``
- add HOW-TO section for ``Enum``
- change main documentation to be an API reference
diff --git a/Lib/test/test_signal.py b/Lib/test/test_signal.py
index f973d4f..8f943be 100644
--- a/Lib/test/test_signal.py
+++ b/Lib/test/test_signal.py
@@ -872,7 +872,7 @@ def handler(signum, frame):
%s
- blocked = %s
+ blocked = %r
signum = signal.SIGALRM
# child: block and wait the signal