code: def __init__(self, msg, ctx, iline):
      super(InvalidDocstringError, self).__init__(self, msg)
      self.msg = msg
      self.ctx = ctx
      self.iline = iline
  
file_path: chainer/docs/source/_docstring_check.py
imports: import math
label_desc: Use image node_id 1 to create a new InvalidDocstringError object from inherited base classes: Exception with example: obj = InvalidDocstringError(msg, ctx, iline)