code: def compute_wavelengths(data):
      """Compute the wavelength associated with spectra.
  
      Paramters
      ---------
  
      Parameters
      ----------
      data: NpzFile
          numpy data object returned by fetch_sdss_corrected_spectra.
  
      Returns
      -------
      wavelength: ndarray
          One-dimensional wavelength array for spectra.
      """
  
      return 10 ** (
          data["coeff0"]
          + data["coeff1"] * np.arange(data["spectra"].shape[1])
      )
  
imports: import os
  import numpy
  from .None import get_data_home
  from .tools import download_with_progress_bar
label_desc: Use image node_id 2 for calling a global function with example usage: compute_wavelengths(data) and returns: unknown