【python】type()、instance()

 >>> a=520
 >>> type(a)
 <class 'int'>
 >>> a=''
 >>> type(a)
 <class 'str'>
 >>> a=5.2
 >>> type(a)
 <class 'float'>
 >>> a=True
 >>> type(a)
 <class 'bool'>

 >>> a=True
 >>> type(a)
 <class 'bool'>
 >>> isinstance(a,bool)
 True
 >>> isinstance(a,int)
 True
 >>> isinstance(a,str)
 False
 >>> isinstance(a,float)
 False
 >>>