class_docstr: Lexer for ASCII armored files, containing `-----BEGIN/END ...-----` wrapped
  base64 data.
  
  .. versionadded:: 2.10
class_docstr_tok: ["Lexer","for","ASCII","armored","files",",","containing","`","--","--","-BEGIN\/END","...","--","--","-","`","wrapped","base64","data",".","..","versionadded",":",":","2.10"]
code: def analyse_text(text):
      if re.search(r"^-----BEGIN [^\n]+-----\r?\n", text):
          return True
  
imports: import re
  from pygments.lexer import RegexLexer, bygroups
  from pygments.token import Comment, Generic, Name, Operator, String, Whitespace
label_desc: Use image node_id 1 for calling the AscLexer obj's underlying member method code with example usage: obj.analyse_text(text) and returns: True