boto3 aws find all IAM accesskeys details for the account

gistfile1.py

#!/usr/bin/env python
import boto3
import datetime
import json

ACCESS_KEY_LAST_USED_KEY = "AccessKeyLastUsed"
KEY = "LastUsedDate"
USERS_KEY = "users"
NUMBER_OF_KEYS_KEY = "number_of_keys"

def main():
    resource = boto3.resource("iam")
    client = boto3.client("iam")

    current_date_time = datetime.datetime.now().replace(tzinfo=datetime.timezone.utc)
    current_date_time_minus_two_weeks = current_date_time - datetime.timedelta(days=14)

    number_of_keys = 0
    the_info_dict = {USERS_KEY: {}}

    for user in resource.users.all():
        metadata = client.list_access_keys(UserName=user.user_name)

        if metadata["AccessKeyMetadata"]:
            for key in user.access_keys.all():
                user_name = user.user_name
                AccessId = key.access_key_id
                Status = key.status
                LastUsed = client.get_access_key_last_used(AccessKeyId=AccessId)

                if Status == "Active":
                    if KEY in LastUsed[ACCESS_KEY_LAST_USED_KEY]:
                        access_key_date = LastUsed[ACCESS_KEY_LAST_USED_KEY][KEY]

                        if (access_key_date.timestamp() - current_date_time_minus_two_weeks.timestamp()) > 0:

                            if user_name not in the_info_dict[USERS_KEY]:
                                the_info_dict[USERS_KEY][user_name] = {}

                            the_info_dict[USERS_KEY][user_name].update({AccessId: access_key_date.timestamp()})
                            number_of_keys = number_of_keys + 1

    the_info_dict[NUMBER_OF_KEYS_KEY] = number_of_keys

    with open("output.json", "w") as output:
        json.dump(the_info_dict, output)

if __name__ == "__main__":
    main()