import_ns1_resources_into_terraform.py

#! /usr/bin/env python3

from ns1 import NS1
import pprint
import subprocess
import keyboard

NS1_API_KEY = "<INSERT API KEY>"

ZONE_NAME = '<INSERT ZONE NAME>'
TF_ZONE_NAME = ZONE_NAME.replace(".","_") 
TF_FILE = ZONE_NAME.replace(".","_") + ".tf"

api = NS1(apiKey=NS1_API_KEY)
zone = api.loadZone(ZONE_NAME)

# print(zone.data)
with open(TF_FILE, "a") as f:
    for record in zone['records']:
        domain = record['domain']
        f.write("\nresource \"ns1_record\" \"" + domain.replace(".", "_") + "_" + record['type'] + "\" {")
        f.write("\n  zone = \"${ns1_zone." + TF_ZONE_NAME + ".zone}\"")

        f.write("\n  domain = \"")
        sub_dom = domain.split(".")
        for s in sub_dom:
            if s == ZONE_NAME.split(".")[0]:
                break
            else:
                f.write(s + ".")

        f.write("${ns1_zone." + TF_ZONE_NAME + ".zone}\"")
        f.write("\n  type = \"" + record['type'] + "\"")
        f.write("\n  use_client_subnet = \"false\"")

        for ans in record['short_answers']:
            f.write("\n  answers {")
            f.write("\n    answer = \"" + ans + "\"")
            f.write("\n  }")

        f.write("\n}")
f.close()

broken = []
for record in zone['records']:
    try:
        domain = record['domain']
        # print(record)
        print("Command: ")
        print("terraform", "import", "ns1_record." + domain.replace(".", "_") + "_" + record['type'], ZONE_NAME + "/" + domain + "/" + record['type'])
        subprocess.call(["terraform", "import", "ns1_record." + domain.replace(".", "_") + "_" + record['type'], ZONE_NAME + "/" + domain + "/" + record['type']])
        keyboard.press('enter')
    except Exception as e:
        broken.append(record)
        print(broken)
        print("Exception while importing- ", e)

You can either insert the following three lines at line 19,
f.write("\nresource "ns1_zone" "" + TF_ZONE_NAME + "" {")
f.write("\nzone = "" + ZONE_NAME +""")
f.write("\n}")
Or you'll need a .tf file with only the zone config in a format compatible with this script.