import csv

with open("names.csv", "w", newline="") as csvfile:
    fieldnames = ["first_name", "last_name"]
    writer = csv.DictWriter(csvfile, fieldnames=fieldnames)

    writer.writeheader()
    writer.writerow({"first_name": "Baked", "last_name": "Beans"})
    writer.writerow({"first_name": "Lovely", "last_name": "Spam"})
    writer.writerow({"first_name": "Wonderful", "last_name": "Spam"})


import csv

with open("names.csv", newline="") as csvfile:
    reader = csv.DictReader(csvfile)
    for row in reader:
        print(row["first_name"], row["last_name"])


print(row)