Reverse sexism?

So the much anticipated Wonder Woman is being released to theaters. She embodies girl power and strength so a theatre chain has decided to hold “woman only” screenings where the people who watch the movie as well as the people who work in the theatre that night are woman only. Is this sexist? If this were done with men would It be a fair comparison? Here is the article. Let me know what you think. Sky@z971.com

https://www.nytimes.com/2017/05/30/learning/are-women-only-screenings-of-wonder-woman-a-novel-idea-or-a-problem.html?_r=0