How to use the ipycanvas.utils.populate_args function in ipycanvas

def stroke_arcs(self, x, y, radius, start_angle, end_angle, anticlockwise=False):
        """Draw an arc outlines centered at ``(x, y)`` with a radius of ``radius``.

        Where ``x``, ``y``, ``radius`` and other arguments are NumPy arrays, lists or scalar values.
        """
        args = []
        buffers = []

        populate_args(x, args, buffers)
        populate_args(y, args, buffers)
        populate_args(radius, args, buffers)
        populate_args(start_angle, args, buffers)
        populate_args(end_angle, args, buffers)
        args.append(anticlockwise)

        self._send_canvas_command('strokeArcs', args, buffers)

def stroke_rects(self, x, y, width, height=None):
        """Draw a rectangular outlines of sizes ``(width, height)`` at the ``(x, y)`` positions.

        Where ``x``, ``y``, ``width`` and ``height`` arguments are NumPy arrays, lists or scalar values.
        If ``height`` is None, it is set to the same value as width.
        """
        args = []
        buffers = []

        populate_args(x, args, buffers)
        populate_args(y, args, buffers)
        populate_args(width, args, buffers)

        if height is None:
            args.append(args[-1])
        else:
            populate_args(height, args, buffers)

        self._send_canvas_command('strokeRects', args, buffers)

"""Draw filled rectangles of sizes ``(width, height)`` at the ``(x, y)`` positions.

        Where ``x``, ``y``, ``width`` and ``height`` arguments are NumPy arrays, lists or scalar values.
        If ``height`` is None, it is set to the same value as width.
        """
        args = []
        buffers = []

        populate_args(x, args, buffers)
        populate_args(y, args, buffers)
        populate_args(width, args, buffers)

        if height is None:
            args.append(args[-1])
        else:
            populate_args(height, args, buffers)

        self._send_canvas_command('fillRects', args, buffers)

def fill_arcs(self, x, y, radius, start_angle, end_angle, anticlockwise=False):
        """Draw filled arcs centered at ``(x, y)`` with a radius of ``radius``.

        Where ``x``, ``y``, ``radius`` and other arguments are NumPy arrays, lists or scalar values.
        """
        args = []
        buffers = []

        populate_args(x, args, buffers)
        populate_args(y, args, buffers)
        populate_args(radius, args, buffers)
        populate_args(start_angle, args, buffers)
        populate_args(end_angle, args, buffers)
        args.append(anticlockwise)

        self._send_canvas_command('fillArcs', args, buffers)

def stroke_arcs(self, x, y, radius, start_angle, end_angle, anticlockwise=False):
        """Draw an arc outlines centered at ``(x, y)`` with a radius of ``radius``.

        Where ``x``, ``y``, ``radius`` and other arguments are NumPy arrays, lists or scalar values.
        """
        args = []
        buffers = []

        populate_args(x, args, buffers)
        populate_args(y, args, buffers)
        populate_args(radius, args, buffers)
        populate_args(start_angle, args, buffers)
        populate_args(end_angle, args, buffers)
        args.append(anticlockwise)

        self._send_canvas_command('strokeArcs', args, buffers)

def fill_rects(self, x, y, width, height=None):
        """Draw filled rectangles of sizes ``(width, height)`` at the ``(x, y)`` positions.

        Where ``x``, ``y``, ``width`` and ``height`` arguments are NumPy arrays, lists or scalar values.
        If ``height`` is None, it is set to the same value as width.
        """
        args = []
        buffers = []

        populate_args(x, args, buffers)
        populate_args(y, args, buffers)
        populate_args(width, args, buffers)

        if height is None:
            args.append(args[-1])
        else:
            populate_args(height, args, buffers)

        self._send_canvas_command('fillRects', args, buffers)

def fill_arcs(self, x, y, radius, start_angle, end_angle, anticlockwise=False):
        """Draw filled arcs centered at ``(x, y)`` with a radius of ``radius``.

        Where ``x``, ``y``, ``radius`` and other arguments are NumPy arrays, lists or scalar values.
        """
        args = []
        buffers = []

        populate_args(x, args, buffers)
        populate_args(y, args, buffers)
        populate_args(radius, args, buffers)
        populate_args(start_angle, args, buffers)
        populate_args(end_angle, args, buffers)
        args.append(anticlockwise)

        self._send_canvas_command('fillArcs', args, buffers)

def fill_arcs(self, x, y, radius, start_angle, end_angle, anticlockwise=False):
        """Draw filled arcs centered at ``(x, y)`` with a radius of ``radius``.

        Where ``x``, ``y``, ``radius`` and other arguments are NumPy arrays, lists or scalar values.
        """
        args = []
        buffers = []

        populate_args(x, args, buffers)
        populate_args(y, args, buffers)
        populate_args(radius, args, buffers)
        populate_args(start_angle, args, buffers)
        populate_args(end_angle, args, buffers)
        args.append(anticlockwise)

        self._send_canvas_command('fillArcs', args, buffers)

def fill_rects(self, x, y, width, height=None):
        """Draw filled rectangles of sizes ``(width, height)`` at the ``(x, y)`` positions.

        Where ``x``, ``y``, ``width`` and ``height`` arguments are NumPy arrays, lists or scalar values.
        If ``height`` is None, it is set to the same value as width.
        """
        args = []
        buffers = []

        populate_args(x, args, buffers)
        populate_args(y, args, buffers)
        populate_args(width, args, buffers)

        if height is None:
            args.append(args[-1])
        else:
            populate_args(height, args, buffers)

        self._send_canvas_command('fillRects', args, buffers)

def fill_rects(self, x, y, width, height=None):
        """Draw filled rectangles of sizes ``(width, height)`` at the ``(x, y)`` positions.

        Where ``x``, ``y``, ``width`` and ``height`` arguments are NumPy arrays, lists or scalar values.
        If ``height`` is None, it is set to the same value as width.
        """
        args = []
        buffers = []

        populate_args(x, args, buffers)
        populate_args(y, args, buffers)
        populate_args(width, args, buffers)

        if height is None:
            args.append(args[-1])
        else:
            populate_args(height, args, buffers)

        self._send_canvas_command('fillRects', args, buffers)