class_docstr: recursive visitor to write unicode. 
class_docstr_tok: ["recursive","visitor","to","write","unicode","."]
code: def __init__(self, write, indent=0, curindent=0, shortempty=True):
      self.write = write
      self.cache = {}
      self.visited = {}  # for detection of recursion
      self.indent = indent
      self.curindent = curindent
      self.parents = []
      self.shortempty = shortempty
  
imports: import sys, re
label_desc: Use image node_id 1 to create a new SimpleUnicodeVisitor object from inherited base classes: object with example: obj = SimpleUnicodeVisitor(write, indent, curindent, shortempty)