code: def dtype_limits(image, clip_negative=False):
      """Return intensity limits, i.e. (min, max) tuple, of the image's dtype.
      Parameters
      ----------
      image : ndarray
          Input image.
      clip_negative : bool, optional
          If True, clip the negative range (i.e. return 0 for min intensity)
          even if the image dtype allows negative values.
      Returns
      -------
      imin, imax : tuple
          Lower and upper intensity limits.
      """
      imin, imax = dtype_range[image.dtype.type]
      if clip_negative:
          imin = 0
      return imin, imax
  
imports: import numpy
  from scipy import linalg
  from warnings import warn
label_desc: Use image node_id 12 for calling a global function with example usage: dtype_limits(image, clip_negative) and returns: imin,  imax