parameters: (cls, ctx, register)
docstring: Clears a hardware breakpoint.
  
          @see: find_slot, set_bp
  
          @type  ctx: dict( str S{->} int )
          @param ctx: Thread context dictionary.
  
          @type  register: int
          @param register: Slot (debug register) for hardware breakpoint.
docstring_summary: Clears a hardware breakpoint.
docstring_tokens: Clears a hardware breakpoint .
function: def clear_bp(cls, ctx, register):
          """
          Clears a hardware breakpoint.
  
          @see: find_slot, set_bp
  
          @type  ctx: dict( str S{->} int )
          @param ctx: Thread context dictionary.
  
          @type  register: int
          @param register: Slot (debug register) for hardware breakpoint.
          """
          ctx['Dr7'] &= cls.clearMask[register]
          ctx['Dr%d' % register] = 0
function_tokens: def clear_bp ( cls , ctx , register ) : ctx [ 'Dr7' ] &= cls . clearMask [ register ] ctx [ 'Dr%d' % register ] = 0