python字符串代表什么

>>> 'my python lession'       #以单引号将字符串扩起来

'my python lession'

>>> a = 'my python lession'  

>>> print(a)

my python lession

>>> "my python lession"    #使用双引号将字符串扩起来

'my python lession'

>>> a = "my python lession"

>>> print(a)

my python lession

>>> 'python \'escape'          

"python 'escape"

>>> a = 'python \'escape'

>>> print(a)

python 'escape     #通过\反斜线将单引号进行转移，不在乎最外层的是单引号还是双引号，反正是中间是字符串，

有\就将后面的单引号，双引号进行转义

>>>

>>> 'python \" escape'

'python " escape'

>>> a = 'python \" escape'

>>> print(a)

python " escape

>>>

>>> "python \' escape"

"python ' escape"

>>> a = "python \' escape"

>>> print(a)

python ' escape

>>>

>>> "python \" escape"

'python " escape'

>>> a = "python \" escape"

>>> print(a)

python " escape