class_docstr: This is a mixin class to support scalar -> RGBA mapping.  Handles
  normalization and colormapping
docstr: set the norm limits for image scaling; if *vmin* is a length2
  sequence, interpret it as ``(vmin, vmax)`` which is used to
  support setp
  
  ACCEPTS: a length 2 sequence of floats
docstr_tok: ["set","the","norm","limits","for","image","scaling",";","if","*","vmin","*","is","a","length2","sequence",",","interpret","it","as","``","(","vmin",",","vmax",")","``","which","is","used","to","support","setp","ACCEPTS",":","a","length","2","sequence","of","floats"]
code: def set_clim(self, vmin=None, vmax=None):
      """
      set the norm limits for image scaling; if *vmin* is a length2
      sequence, interpret it as ``(vmin, vmax)`` which is used to
      support setp
  
      ACCEPTS: a length 2 sequence of floats
      """
      if (
          vmin is not None
          and vmax is None
          and cbook.iterable(vmin)
          and len(vmin) == 2
      ):
          vmin, vmax = vmin
  
      if vmin is not None:
          self.norm.vmin = vmin
      if vmax is not None:
          self.norm.vmax = vmax
      self.changed()
  
imports: import numpy
  from numpy import ma
  import matplotlib
  import matplotlib.colors
  import matplotlib.cbook
  from matplotlib._cm import *
label_desc: Use image node_id 8 for calling the ScalarMappable obj's underlying member method code with example usage: obj.set_clim(vmin, vmax) without return types