Functions and OOPs import datetime||Python Hands on datetime \ hacker rank solution

 #!/bin/python3

import math

import os

import random

import re

import sys

import datetime

#

# Complete the 'dateandtime' function below.

#

# The function accepts INTEGER val as parameter.

# The return type must be LIST.

#

def dateandtime(val,tup):

    emtlist=[]

    if val==1:

        d1=datetime.date(tup[0],tup[1],tup[2])

        emtlist.append(d1)

        dd1=d1.strftime("%d/%m/%Y")

        emtlist.append(dd1)

    if val==2:

        d = datetime.datetime.fromtimestamp(int(tup[0]))

        d = d.date()

        emtlist.append(d)

    if val==3:

        t1=datetime.time(tup[0],tup[1],tup[2])

        emtlist.append(t1)

        hour_format=t1.strftime("%I")

        emtlist.append(hour_format)

    if val==4:

        d3=datetime.date(tup[0],tup[1],tup[2])

        weekday=d3.strftime("%A")

        emtlist.append(weekday)

        month=d3.strftime("%B")

        emtlist.append(month)

        day=d3.strftime("%j")

        emtlist.append(day)

    if val==5:

        d4=datetime.datetime(tup[0],tup[1],tup[2],tup[3],tup[4],tup[5])

        emtlist.append(d4)

    return emtlist

        

    # Write your code here

if __name__ == '__main__':

    val = int(input().strip())

    

    if val ==1 or val==4 or val ==3:

        qw1_count=3

    if val==2:

        qw1_count=1

    if val ==5:

        qw1_count=6

    qw1 = []

    for _ in range(qw1_count):

        qw1_item = int(input().strip())

        qw1.append(qw1_item)

        

    tup=tuple(qw1)

    

    ans = dateandtime(val,tup)

    

    print(ans)