python使用正则表达式判别字符串是否以一个大写字符起始而跟随了一些小写字符

#

# Python3 code to find sequences of one upper# case letter followed by lower case lettersimport re# Function to match the stringdef match(text):# regexpattern = '[A-Z]+[a-z]+$'# searching patternif re.search(pattern, text):return('Yes')else:return('No')# Driver Functionprint(match("Darling"))print(match("okseseesee"))print(match("Bravo"))print(match("B"))

YesNoYesNo

参考：Python regex to find sequences of one upper case letter followed by lower case letters

参考：Python find sequences of one upper case letter followed by lower case letters

参考：python re