Made function to find all people who like a color.

friend_functions.py

@@ -62,7 +62,7 @@ def people_who_like_color(people, color):
         >>> people_who_like_color(family, "indigo")
         []
     """
-    raise NotImplementedError()
+    return [person for person in people if color in person["favorite_colors"]]
 
 def count_people_who_like_color(people, color):
     """Returns the number of people who like a given color.