| A segment that is located at the end of a linear chromosome.    This is just like a regular segment, but it draws the end of a chromosome
    which is represented by a half circle. This just overrides the
    _draw_segment class of ChromosomeSegment to provide that specialized
    drawing. 
        
            | Methods |  |  
        | __init__ _draw_segment
 
 |  
            |  | __init__ |  
        | 
__init__ ( self,  inverted=0 )
 Initialize a segment at the end of a chromosome.        See ChromosomeSegment for all of the attributes that can be
        customized in a TelomereSegments.         Arguments: |  
            |  | _draw_segment |  
        | 
_draw_segment ( self,  cur_drawing )
 Draw a half circle representing the end of a linear chromosome. |  |