[Python-checkins] cpython: issue28082: use IntFlag for re constants
ethan.furman
python-checkins at python.org
Sun Sep 11 16:30:26 EDT 2016
https://hg.python.org/cpython/rev/223731925d06
changeset: 103654:223731925d06
user: Ethan Furman <ethan at stoneleaf.us>
date: Sun Sep 11 13:30:08 2016 -0700
summary:
issue28082: use IntFlag for re constants
files:
Lib/re.py | 33 +++++++++++++++++++++------------
1 files changed, 21 insertions(+), 12 deletions(-)
diff --git a/Lib/re.py b/Lib/re.py
--- a/Lib/re.py
+++ b/Lib/re.py
@@ -119,6 +119,7 @@
"""
+import enum
import sre_compile
import sre_parse
try:
@@ -137,18 +138,26 @@
__version__ = "2.2.1"
-# flags
-A = ASCII = sre_compile.SRE_FLAG_ASCII # assume ascii "locale"
-I = IGNORECASE = sre_compile.SRE_FLAG_IGNORECASE # ignore case
-L = LOCALE = sre_compile.SRE_FLAG_LOCALE # assume current 8-bit locale
-U = UNICODE = sre_compile.SRE_FLAG_UNICODE # assume unicode "locale"
-M = MULTILINE = sre_compile.SRE_FLAG_MULTILINE # make anchors look for newline
-S = DOTALL = sre_compile.SRE_FLAG_DOTALL # make dot match newline
-X = VERBOSE = sre_compile.SRE_FLAG_VERBOSE # ignore whitespace and comments
-
-# sre extensions (experimental, don't rely on these)
-T = TEMPLATE = sre_compile.SRE_FLAG_TEMPLATE # disable backtracking
-DEBUG = sre_compile.SRE_FLAG_DEBUG # dump pattern after compilation
+class Flag(enum.IntFlag):
+ ASCII = sre_compile.SRE_FLAG_ASCII # assume ascii "locale"
+ IGNORECASE = sre_compile.SRE_FLAG_IGNORECASE # ignore case
+ LOCALE = sre_compile.SRE_FLAG_LOCALE # assume current 8-bit locale
+ UNICODE = sre_compile.SRE_FLAG_UNICODE # assume unicode "locale"
+ MULTILINE = sre_compile.SRE_FLAG_MULTILINE # make anchors look for newline
+ DOTALL = sre_compile.SRE_FLAG_DOTALL # make dot match newline
+ VERBOSE = sre_compile.SRE_FLAG_VERBOSE # ignore whitespace and comments
+ A = ASCII
+ I = IGNORECASE
+ L = LOCALE
+ U = UNICODE
+ M = MULTILINE
+ S = DOTALL
+ X = VERBOSE
+ # sre extensions (experimental, don't rely on these)
+ TEMPLATE = sre_compile.SRE_FLAG_TEMPLATE # disable backtracking
+ T = TEMPLATE
+ DEBUG = sre_compile.SRE_FLAG_DEBUG # dump pattern after compilation
+globals().update(Flag.__members__)
# sre exception
error = sre_compile.error
--
Repository URL: https://hg.python.org/cpython
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