PyTorch
API: torch.is_tensor
Strategy: Direct Mapping
JAX (Core)
API: —
Strategy: Macro 'isinstance({obj}, (jax.Array, jax.numpy.ndarray))'
NumPy
API: —
Strategy: Macro 'isinstance({obj}, np.ndarray)'
Keras
API: keras.ops.is_tensor
Strategy: Direct Mapping
TensorFlow
API: tf.is_tensor
Strategy: Direct Mapping
Apple MLX
API: —
Strategy: Macro 'isinstance({obj}, mx.array)'
Flax NNX
API: —
Strategy: Macro 'isinstance({obj}, (jax.Array, jax.numpy.ndarray))'
PaxML / Praxis
API: —
Strategy: Macro 'isinstance({obj}, (jax.Array, jax.numpy.ndarray))'