sol.py

import requests

def asteroidOrbits(year, orbitclass):
    r=requests.get("https://jsonmock.hackerrank.com/api/asteroids/search?page="+str(1)).json()
    total_pages=r["total_pages"]
    list=[]
    for i in range(1,total_pages+1):
        req=requests.get("https://jsonmock.hackerrank.com/api/asteroids/search?page="+str(i)).json()
        for j in req["data"]:
            if(str(year)==j["discovery_date"][:4]and orbitclass.lower() in j["orbit_class"].lower()):   
                if (j.get("period_yr")) == None:
                    j["period_yr"] = 1
                j["period_yr"] = float(j["period_yr"])
                list.append(j)
        
    list.sort(key=lambda x:(x["period_yr"], x["designation"]))
    desg = []
    for j in list:
        desg.append(j["designation"])
    
    return desg

if _name=='main_':    
    fptr = open(os.environ['OUTPUT_PATH'], 'w')

    year = int(input().strip())

    orbitclass = input()

    result = asteroidOrbits(year, orbitclass)

    fptr.write('\n'.join(result))
    fptr.write('\n')

    fptr.close()