parameters: (self,x,y='')
return_statement: return destImage
docstring: Return a new PhotoImage with the same image as this widget
          but zoom it with X and Y.
docstring_summary: Return a new PhotoImage with the same image as this widget
          but zoom it with X and Y.
docstring_tokens: Return a new PhotoImage with the same image as this widget but zoom it with X and Y .
function: def zoom(self,x,y=''):
          """Return a new PhotoImage with the same image as this widget
          but zoom it with X and Y."""
          destImage = PhotoImage()
          if y=='': y=x
          self.tk.call(destImage, 'copy', self.name, '-zoom',x,y)
          return destImage
function_tokens: def zoom ( self , x , y = '' ) : destImage = PhotoImage ( ) if y == '' : y = x self . tk . call ( destImage , 'copy' , self . name , '-zoom' , x , y ) return destImage