in check-blogs/main.py [0:0]
def get_new_blog_posts(blog_map=None):
if blog_map is None:
blog_map = get_blog_posts()
stored_blog_map = get_stored_blog_posts() or {}
new_blogs_map = {}
for blog in blog_map.keys():
if blog not in stored_blog_map.keys():
new_blogs_map[blog] = blog_map[blog]
return new_blogs_map