leap year

def checkleap(year):
    return year % 4==0 and not year %100==0 or year %400==0
print(checkleap(2025))

try:
    x='1'
    y=0
    x/y
except ZeroDivisionError:
    print("data error")
    y=1
except TypeError:
    try:
        print('data type error')
        print(int(x)/y)
    except ZeroDivisionError:
        print("second error")
        
def a():
    print("function a from main.py")
    

from dio import a,b,C
b()
a()
def a():
    print("function a from main.py")
a()
print(C)
import tria
#import module method
tria.a()
from dio import a as aa #import single function and rename
aa()
def a():
    print ('function a from main.py')
a()
import tria 
tria.a()

from tessera import* # *=import everything from module 
print(c)
a()