class_docstr: Default PyTorch pogress meter
class_docstr_tok: ["Default","PyTorch","pogress","meter"]
code: def __init__(self, num_batches, meters, prefix=""):
      self.batch_fmtstr = self._get_batch_fmtstr(num_batches)
      self.meters = meters
      self.prefix = prefix
  
imports: import os
  import sys
  import time
  import functools
  import logging
  from contextlib import contextmanager
  from functools import wraps
  import numpy
  import torch.nn
  import torch
label_desc: Use image node_id 1 to create a new ProgressMeter object from inherited base classes: object with example: obj = ProgressMeter(num_batches, meters, prefix)