qapi/common.py: Remove python compatibility workaround

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20201009161558.107041-11-jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>

diff --git a/scripts/qapi/common.py b/scripts/qapi/common.py
index ba35abea478e1647da077a2699bbf7455cead2f9..cee63eb95c717c39e2e9350a9eb2ba125caf38ea 100644 (file)
--- a/scripts/qapi/common.py
+++ b/scripts/qapi/common.py
@@ -119,10 +119,7 @@ def cgen(code, **kwds):
     raw = code % kwds
     if indent_level:
         indent = genindent(indent_level)
-        # re.subn() lacks flags support before Python 2.7, use re.compile()
-        raw = re.subn(re.compile(r'^(?!(#|$))', re.MULTILINE),
-                      indent, raw)
-        raw = raw[0]
+        raw = re.sub(r'^(?!(#|$))', indent, raw, flags=re.MULTILINE)
     return re.sub(re.escape(eatspace) + r' *', '', raw)