code: def _to_str(
      x,
      charset=_default_encoding,
      errors="strict",
      allow_none_charset=False,
  ):
      if x is None or isinstance(x, str):
          return x
  
      if not isinstance(x, (bytes, bytearray)):
          return str(x)
  
      if charset is None:
          if allow_none_charset:
              return x
  
      return x.decode(charset, errors)
  
file_path: dtale/dtale/django/dispatcher.py
imports: import sys
  from threading import Lock
  from werkzeug.wsgi import get_path_info
label_desc: Use image node_id 1 for calling a global function with example usage: _to_str(x, charset, errors, allow_none_charset) and returns: x, x, str, x