class_docstr: ```
  Wrapper for tf.data.Datasets
  ```
class_docstr_tok: ["``","`","Wrapper","for","tf.data.Datasets","``","`"]
code: def nsamples(self):
      return self.n
  
imports: from .imports import *
label_desc: Use image node_id 4 for calling the TFDataset obj's underlying member method code with example usage: obj.nsamples() and returns: self