Author: Mattia Rizzolo <mattia@debian.org>
Description: Avoid SyntaxWarning in a python extension
 I also reckon the chances of the check actually passing while using `is` to be quite low…
Forwarded: no, this is already upstream but not (yet) in the 1.0.x branch.
Last-Updated: 2020-09-10

--- a/share/extensions/interp.py
+++ b/share/extensions/interp.py
@@ -112,7 +112,7 @@
                 else:
                     fillstyle = 'color'
 
-                if strokestyle is 'color':
+                if strokestyle == 'color':
                     if sst['stroke'] == 'none':
                         sst['stroke-width'] = '0.0'
                         sst['stroke-opacity'] = '0.0'
@@ -122,7 +122,7 @@
                         est['stroke-opacity'] = '0.0'
                         est['stroke'] = sst['stroke']
 
-                if fillstyle is 'color':
+                if fillstyle == 'color':
                     if sst['fill'] == 'none':
                         sst['fill-opacity'] = '0.0'
                         sst['fill'] = est['fill']