class_docstr: A Maxima lexer.
  Derived from pygments.lexers.MuPADLexer.
  
  .. versionadded:: 2.11
class_docstr_tok: ["A","Maxima","lexer",".","Derived","from","pygments.lexers.MuPADLexer",".","..","versionadded",":",":","2.11"]
code: def analyse_text(text):
      strength = 0.0
      # Input expression terminator.
      if re.search(r"\$\s*$", text, re.MULTILINE):
          strength += 0.05
      # Function definition operator.
      if ":=" in text:
          strength += 0.02
      return strength
  
imports: import re
  from pygments.lexer import RegexLexer, bygroups, words
  from pygments.token import Text, Comment, Operator, Keyword, Name, String, Number, Punctuation
label_desc: Use image node_id 1 for calling the MaximaLexer obj's underlying member method code with example usage: obj.analyse_text(text) and returns: strength