add_comment method

add_comment

Add new comment at the end of a collection.

Added comment.

def add_comment(self, text, slide, position, creation_time):
    ...

Parameter	Type	Description
text	str	Plain text of a new comment.
slide	`ISlide`	Slide in a presentation where to add a new comment.
position	aspose.pydrawing.PointF	Position on a slide where to add a new comment.
creation_time	DateTime	Time of a comment creation.