code: def test_dropout_basics(self):
      self.run_layer_test(
          layers.Dropout,
          init_kwargs={
              "rate": 0.2,
          },
          input_shape=(2, 3),
          expected_output_shape=(2, 3),
          expected_num_trainable_weights=0,
          expected_num_non_trainable_weights=0,
          expected_num_seed_generators=1,
          expected_num_losses=0,
          supports_masking=True,
      )
  
file_path: keras/keras/layers/regularization/dropout_test.py
imports: import numpy
  import pytest
  from keras import backend
  from keras import layers
  from keras import testing
label_desc: Use image node_id 1 for calling the DropoutTest obj's underlying member method code with example usage: obj.test_dropout_basics() without return types