code: def leaky_relu(x, negative_slope=0.2):
      return tf.nn.leaky_relu(x, alpha=negative_slope)
  
imports: import warnings
  import tensorflow
  from keras.backend import standardize_data_format
  from keras.backend import standardize_dtype
  from keras.backend.common.backend_utils import compute_conv_transpose_output_shape
  from keras.backend.config import epsilon
  from keras.backend.tensorflow.core import cast
  from keras.backend.tensorflow.core import convert_to_tensor
label_desc: Use image node_id 9 for calling a global function with example usage: leaky_relu(x, negative_slope) and returns: tf