【python】字符串变量赋值时字符串可用单或双引号

 >>> name='萧峰'
 >>> print(name)
 萧峰
 >>> name="独孤求败"
 >>> print(name)
 独孤求败
 >>> 

 >>> p='C:\Users\lenovo\Desktop\python'
 SyntaxError: (unicode error) 'unicodeescape' codec can't decode bytes in position 2-3: truncated \UXXXXXXXX escape
 >>> p='C:\\Users\\lenovo\\Desktop\\python'
 >>> p
 'C:\\Users\\lenovo\\Desktop\\python'
 >>> p=r'C:\Users\lenovo\Desktop\python'
 >>> p
 'C:\\Users\\lenovo\\Desktop\\python'
 >>> p=r'C:\Users\lenovo\Desktop\python\'
 SyntaxError: EOL while scanning string literal
 >>> p=r'C:\Users\lenovo\Desktop\python'+'\\'
 >>> p
 'C:\\Users\\lenovo\\Desktop\\python\\'
 >>> p=r'C:\Users\lenovo\Desktop\python'+'\'
 SyntaxError: EOL while scanning string literal
 >>> p='C:\\Users\\lenovo\\Desktop\\python\\'
 >>> p
 'C:\\Users\\lenovo\\Desktop\\python\\'
 >>> print(p)
 C:\Users\lenovo\Desktop\python\
 >>> poem='''滚滚长江东逝水
 浪花涛尽英雄
 '''
 >>> poem
 '滚滚长江东逝水\n浪花涛尽英雄\n'
 >>> print(poem)
 滚滚长江东逝水
 浪花涛尽英雄

 >>> poem="""青山依旧在
 几度夕阳红"""
 >>> poem
 '青山依旧在\n几度夕阳红'
 >>> print(poem)
 青山依旧在
 几度夕阳红
 >>>