2、基本语法规范
注释
# 单行注释
'''
多行注释
'''
"""
多行注释
"""
输入与输出
>>> number = input('Please input a number: ')
Please input a number: 123
>>> number
'123'
>>> print(123, "hello", 1+1)
123 hello 2
# 单行注释
'''
多行注释
'''
"""
多行注释
"""
>>> number = input('Please input a number: ')
Please input a number: 123
>>> number
'123'
>>> print(123, "hello", 1+1)
123 hello 2