--- a/svgui/pyjs/build.py	Mon Aug 14 21:31:01 2017 +0300
+++ b/svgui/pyjs/build.py	Mon Aug 14 22:23:17 2017 +0300
@@ -287,7 +287,7 @@
     tmpl = read_boilerplate(data_dir, "all.cache.html")
     parser = pyjs.PlatformParser("platform")
     app_headers = ''
-    scripts = ['<script type="text/javascript" src="%s"></script>'%script \
+    scripts = ['<script type="text/javascript" src="%s"></script>' % script \
                                                   for script in js_includes]
     app_body = '\n'.join(scripts)