--- a/eric6/ThirdParty/Pygments/pygments/lexers/html.py	Tue Apr 21 19:44:19 2020 +0200
+++ b/eric6/ThirdParty/Pygments/pygments/lexers/html.py	Tue Apr 21 19:47:10 2020 +0200
@@ -5,7 +5,7 @@
 
     Lexers for HTML, XML and related markup.
 
-    :copyright: Copyright 2006-2017 by the Pygments team, see AUTHORS.
+    :copyright: Copyright 2006-2019 by the Pygments team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
@@ -244,7 +244,7 @@
     filenames = ['*.xsl', '*.xslt', '*.xpl']  # xpl is XProc
     mimetypes = ['application/xsl+xml', 'application/xslt+xml']
 
-    EXTRA_KEYWORDS = set((
+    EXTRA_KEYWORDS = {
         'apply-imports', 'apply-templates', 'attribute',
         'attribute-set', 'call-template', 'choose', 'comment',
         'copy', 'copy-of', 'decimal-format', 'element', 'fallback',
@@ -253,7 +253,7 @@
         'preserve-space', 'processing-instruction', 'sort',
         'strip-space', 'stylesheet', 'template', 'text', 'transform',
         'value-of', 'variable', 'when', 'with-param'
-    ))
+    }
 
     def get_tokens_unprocessed(self, text):
         for index, token, value in XmlLexer.get_tokens_unprocessed(self, text):