Judge whether an integer is odd or not

# coding: utf-8
'''
file: test.py

create on Tue Mar 26 8:00 2019

@author: Xiao Shang

email: me@ishxiao.com

note: Judge whether an integer is odd or not
'''

# ver 0.1
def isOdd_1(i):
	if(i%2 == 1):
		return True
	else:
		return False

# ver 0.2
def isOdd_2(i):
	return i%2 == 1
	
# ver 0.3
def isOdd_3(i):
	return i%2 == 1 or i%2 == -1
	
# ver 0.4
def isOdd_4(i):
	return i%2 != 0
	
# ver 0.5
def isOdd_5(i):
	return i>>1 << 1 != i

# ver 0.6
def isOdd_6(i):
	return i&1 != 0