[PATCH] keyword: replace map() with list comprehension

[Christian Ebert]

# HG changeset patch
# User Christian Ebert <blacktrash at gmx.net>
# Date 1516442383 -3600
#      Sat Jan 20 10:59:43 2018 +0100
# Node ID f1d6d72008e373c24b8057bebe999544f7a45711
# Parent  2384523cee4dcc83f67b73bf1862c68ddf1afc49
keyword: replace map() with list comprehension

diff --git a/hgext/keyword.py b/hgext/keyword.py
--- a/hgext/keyword.py
+++ b/hgext/keyword.py
@@ -238,7 +238,7 @@ class kwtemplater(object):
     @util.propertycache
     def escape(self):
         '''Returns bar-separated and escaped keywords.'''
-        return '|'.join(map(re.escape, self.templates.keys()))
+        return '|'.join([re.escape(k) for k in self.templates.keys()])
 
     @util.propertycache
     def rekw(self):