code: def peakmem_to_json_wide(self, orient, frame):
      self.df_wide.to_json(self.fname, orient=orient)
  
imports: import sys
  import numpy
  from pandas import DataFrame, Index, concat, date_range, json_normalize, read_json, timedelta_range
  from ..pandas_vb_common import BaseIO
  from ..pandas_vb_common import setup
label_desc: Use image node_id 3 for calling the ToJSONWide obj's underlying member method code with example usage: obj.peakmem_to_json_wide(orient, frame) without return types