code: def qr(x, mode="reduced"):
      if mode not in {"reduced", "complete"}:
          raise ValueError(
              "`mode` argument value not supported. "
              "Expected one of {'reduced', 'complete'}. "
              f"Received: mode={mode}"
          )
      return np.linalg.qr(x, mode=mode)
  
imports: import numpy
  from keras.backend import standardize_dtype
  from keras.backend.jax.math import fft
  from keras.backend.jax.math import fft2
  from keras.backend.numpy.core import convert_to_tensor
  from keras.utils.module_utils import scipy
label_desc: Use image node_id 6 for calling a global function with example usage: qr(x, mode) and returns: np