code: def iterencode(self, o, _one_shot=False):
          
          if self.check_circular:
              markers = {}
          else:
              markers = None
          if self.ensure_ascii:
              _encoder = encode_basestring_ascii
          else:
              _encoder = encode_basestring
          if self.encoding != 'utf-8':
              def _encoder(o, _orig_encoder=_encoder, _encoding=self.encoding):
                  if isinstance(o, str):
                      o = o.decode(_encoding)
                  return _orig_encoder(o)
  
          def floatstr(o, allow_nan=self.allow_nan,
                       _repr=FLOAT_REPR, _inf=INFINITY, _neginf=-INFINITY):
              # Check for specials.  Note that this type of test is processor
              # and/or platform-specific, so do tests which don't depend on the
              # internals.
  
              if o != o:
                  text = 'NaN'
              elif o == _inf:
                  text = 'Infinity'
              elif o == _neginf:
                  text = '-Infinity'
              else:
                  return _repr(o)
  
              if not allow_nan:
                  raise ValueError(
                      "Out of range float values are not JSON compliant: " +
                      repr(o))
  
              return text
  
          _iterencode = _make_iterencode(
              markers, self.default, _encoder, self.indent, floatstr,
              self.key_separator, self.item_separator, self.sort_keys,
              self.skipkeys, _one_shot, self._order)
  
          return _iterencode(o, 0)
docs: Encode the given object and yield each string
          representation as available.
  
          For example::
  
              for chunk in JSONEncoder().iterencode(bigobject):
                  mysocket.write(chunk)