app.py

import json

def extract_talks(json_file):
    talks = json.load(json_file)
    return talks.values()

def slugify(a_str):
    slug = a_str.lower().replace(" ", "-").replace("/", "_")[:50]
    return slug

def to_markdown(a_dict):
    title = a_dict.get("title")
    if title:
        filename = "talks/" + slugify(title) + ".md"
        print(filename)
        with open(filename, "w") as fd:
            fd.write("---\n")

            for k, v in a_dict.items():
                if k != "ideas":
                    fd.write("{}: {}\n".format(k, str(v)))
            fd.write("---\n")

            ideas = a_dict.get("ideas")
            if ideas:
                ideas_md = list(map(lambda x: "- {}\n".format(x), ideas))
                fd.write("".join(ideas_md))


if __name__ == "__main__":
    with open("notes.json", "r") as fd:
        talks = extract_talks(fd)
        for talk in talks:
            to_markdown(talk)