"""Data Scavenger Hunt: flights in the United States.

https://corgis-edu.github.io/corgis/csv/airlines/
https://corgis-edu.github.io/corgis/json/airlines/

Author: YOUR NAME
Version: THE DATE
"""

import csv
import json


# Round 1: Using the CSV file

def ex1_csv():
    """How many unique airport codes are in the data?"""


def ex2_csv():
    """What are the unique names of all the carriers?"""


def ex3_csv():
    """Which airport had the most flights in Dec 2015?"""


def ex4_csv():
    """Which had the most security delays in one month?"""


# Round 2: Using the JSON file

def ex1_json():
    """How many unique airport codes are in the data?"""


def ex2_json():
    """What are the unique names of all the carriers?"""


def ex3_json():
    """Which airport had the most flights in Dec 2015?"""


def ex4_json():
    """Which had the most security delays in one month?"""


# Test that each function works

if __name__ == "__main__":
    ex1_csv()
    ex2_csv()
    ex3_csv()
    ex4_csv()
    ex1_json()
    ex2_json()
    ex3_json()
    ex4_json()