需要以下帮助；
def is_leap(year):
leap = False
leap1=True
b=[]
for a in range(1800,year+200,4):
b.append(a)
c=[1800,1900,2100,2200,2300,2500,2600,2700,2800,2900]
for d in range(len(c)):
e=c[d]
if e in b:
b.remove(e)
if year in b:
return leap1
else:
return leap
year = int(input())
print(is_leap(year))
如何知道git的对象版本？