class_docstr: Square root without dividing by 0.
class_docstr_tok: ["Square","root","without","dividing","by","0","."]
code: def forward(ctx, input_data):
      o = input_data.sqrt()
      ctx.save_for_backward(input_data, o)
      return o
  
imports: import time
  import numpy
  import scipy.special
  import torch
  import torch.nn
  from .None import constants
  from .None import syssettings
  from .fginitialize import ChunkDataLoader
label_desc: Use image node_id 1 for calling the safesqrt obj's underlying member method code with example usage: obj.forward(ctx, input_data) and returns: o