docs: def _panel_domains(self,n=2,min_panel_size=.15,spacing=0.08,top_margin=1,bottom_margin=0):
  		"""
  		
  		Returns the panel domains for each axis
  
  		"""
  		d={}
  		for _ in range(n+1,1,-1):
  			lower=round(bottom_margin+(min_panel_size+spacing)*(n+1-_),2)
  			d['yaxis{0}'.format(_)]=dict(domain=(lower,lower+min_panel_size))
  		top=d['yaxis2']['domain']
  		d['yaxis2']['domain']=(top[0],top_margin)
  		return d