下划线分隔(变量命名):
my_name = 'yunchuwei'
my_age = 18
my_gender = 'male'
小驼峰(函数命名):
def homeAddress():
print('somewhere in jiangxi')
大驼峰(类命名):
class FoodType:
def fruitsType(self):
print('banana')
#food_type = FoodType()
#food_type.fruits()