class_docstr: Helper class for writing videos in batch.
class_docstr_tok: ["Helper","class","for","writing","videos","in","batch","."]
code: def __init__(self, fps, path_template, file_format="gif"):
      self.fps = fps
      self.path_template = path_template
      self.file_format = file_format
      self.writers = None
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import numpy
  from tensor2tensor.layers import common_layers
  from tensor2tensor.utils import contrib
  import tensorflow.compat.v1
  from tensorflow.python.ops import summary_op_util
label_desc: Use image node_id 1 to create a new BatchWholeVideoWriter object from inherited base classes: VideoWriter with example: obj = BatchWholeVideoWriter(fps, path_template, file_format)