fix C compiler warning about unused function parameter in tp_clear()
fix C compiler warning about unused function parameter in tp_clear()

ChristopherHogan/cython,da-woods/cython,cython/cython,JelleZijlstra/cython,larsmans/cython,da-woods/cython,slonik-az/cython,marscher/cython,c-blake/cython,da-woods/cython,acrispin/cython,fabianrost84/cython,scoder/cython,andreasvc/cython,JelleZijlstra/cython,madjar/cython,slonik-az/cython,roxyboy/cython,mcanthony/cython,dahebolangkuan/cython,hhsprings/cython,JelleZijlstra/cython,hickford/cython,achernet/cython,cython/cython,fperez/cython,roxyboy/cython,encukou/cython,roxyboy/cython,marscher/cython,mrGeen/cython,mrGeen/cython,hickford/cython,cython/cython,cython/cython,hickford/cython,fabianrost84/cython,dahebolangkuan/cython,roxyboy/cython,mrGeen/cython,slonik-az/cython,acrispin/cython,achernet/cython,slonik-az/cython,mcanthony/cython,marscher/cython,c-blake/cython,fperez/cython,madjar/cython,mrGeen/cython,hhsprings/cython,c-blake/cython,mcanthony/cython,hhsprings/cython,c-blake/cython,hhsprings/cython,dahebolangkuan/cython,JelleZijlstra/cython,madjar/cython,da-woods/cython,dahebolangkuan/cython,fperez/cython,ABcDexter/cython,mcanthony/cython,larsmans/cython,scoder/cython,hickford/cython,encukou/cython,andreasvc/cython,acrispin/cython,fperez/cython,andreasvc/cython,encukou/cython,larsmans/cython,dahebolangkuan/cython,achernet/cython,mcanthony/cython,hhsprings/cython,scoder/cython,madjar/cython,ABcDexter/cython,fabianrost84/cython,fabianrost84/cython,slonik-az/cython,andreasvc/cython,acrispin/cython,larsmans/cython,marscher/cython,ChristopherHogan/cython,ABcDexter/cython,encukou/cython,marscher/cython,mrGeen/cython,c-blake/cython,scoder/cython,acrispin/cython,fperez/cython,roxyboy/cython,achernet/cython,ABcDexter/cython,fabianrost84/cython,ChristopherHogan/cython,hickford/cython,achernet/cython,andreasvc/cython,larsmans/cython,JelleZijlstra/cython,ABcDexter/cython,madjar/cython,encukou/cython