class_docstr: Lexer for Snowball source code.
  
  .. versionadded:: 2.2
class_docstr_tok: ["Lexer","for","Snowball","source","code",".","..","versionadded",":",":","2.2"]
code: def __init__(self, **options):
      self._reset_stringescapes()
      ExtendedRegexLexer.__init__(self, **options)
  
imports: import re
  from pygments.lexer import ExtendedRegexLexer, RegexLexer, bygroups, words, include, default, this, using, combined
  from pygments.token import Text, Comment, Operator, Keyword, Name, String, Number, Punctuation, Whitespace
label_desc: Use image node_id 1 to create a new SnowballLexer object from inherited base classes: ExtendedRegexLexer with example: obj = SnowballLexer()