def createLexer(self, paper, style_name, groupName):
style = self.loadStyle(style_name, groupName)
if groupName == "Python":
lexer = PythonLexer.PythonLexer(style, paper)
elif groupName == "Xml":
lexer = XmlLexer.XmlLexer(style, paper)
elif groupName == "Html":
lexer = HtmlLexer.HtmlLexer(style, paper)
elif groupName == "Css":
lexer = CssLexer.CssLexer(style, paper)
return lexer
