I recently watched the pilots to both The Good Wife and Supergirl, two shows that take very different approaches to feminism. In Supergirl, feminism is front and center. From the get-go, Kara is showing, and often saying, that women ("girls") can be just as heroic as men. For the first time, we get superheroes that can serve as role models for young women, and honestly, that's a breath of fresh air. The show certainly likes to talk the talk.
With all of it's well intentions, feminism in Supergirl seems to be modeled around a severe amount of imposter syndrome within the first half of the episode only to be reconciled after a heart to heart with the protagonist's sister. While this may have been an artifact of having to drive the plot in the pilot forward, it still screams of Supergirl needing permission to be a hero. The two people that give it to her