45 lines
965 B
Python
45 lines
965 B
Python
|
|
||
|
|
class ext_int(int):
|
||
|
|
def __new__(cls, *args, **kwargs):
|
||
|
|
return int.__new__(cls, *args, **kwargs)
|
||
|
|
|
||
|
|
def is_prime(self):
|
||
|
|
if(abs(self) in (1, 0)):
|
||
|
|
return False
|
||
|
|
for i in range(2, abs(self)//2 + 1):
|
||
|
|
if(not self % i):
|
||
|
|
return False
|
||
|
|
return True
|
||
|
|
|
||
|
|
def is_positive(self):
|
||
|
|
return self > 0
|
||
|
|
def is_even(self):
|
||
|
|
return not self % 2
|
||
|
|
def is_odd(self):
|
||
|
|
return not self.is_even()
|
||
|
|
def get_inverse(self):
|
||
|
|
return 1 / self
|
||
|
|
|
||
|
|
class shitty_list(list):
|
||
|
|
def __new__(cls, *args, **kwargs):
|
||
|
|
return list.__new__(cls, *args, **kwargs)
|
||
|
|
|
||
|
|
def divide(self):
|
||
|
|
return (self[:len(self)//2], self[len(self)//2:])
|
||
|
|
|
||
|
|
|
||
|
|
if( __name__ == "__main__"):
|
||
|
|
print(ext_int(3).is_prime())
|
||
|
|
print(ext_int(4).is_prime())
|
||
|
|
print(ext_int(2).is_positive())
|
||
|
|
print(ext_int(-2).is_positive())
|
||
|
|
print(ext_int(2).is_even())
|
||
|
|
print(ext_int(3).is_even())
|
||
|
|
print(ext_int(2).is_odd())
|
||
|
|
print(ext_int(3).is_odd())
|
||
|
|
print(ext_int(2).get_inverse())
|
||
|
|
|
||
|
|
print()
|
||
|
|
print(shitty_list("abcdefg").divide())
|
||
|
|
|