python之字符串详解2

def islower(self): # real signature unknown; restored from __doc__
"""
S.islower() -> bool

Return True if all cased characters in S are lowercase and there is
at least one cased character in S, False otherwise.
"""
return False

name = '123'
result=name.isdecimal()    #判断所有字符是否是十进制
print(result)

True    #显示结果

name = '123abc'
result=name.isdecimal()    #判断所有字符是否是十进制
print(result)

False    #显示结果