docs: def get_base_layout(figs):
  	"""
  	Generates a layout with the union of all properties of multiple
  	figures' layouts
  
  	Parameters:
  	-----------
  		fig : list(Figures)
  			List of Plotly Figures
  	"""
  	layout={}
  	for fig in figs:
  		if not isinstance(fig,dict):
  			fig=fig.to_dict()
  		for k,v in list(fig['layout'].items()):
  			layout[k]=v
  	return layout