参考:geeokori
https://mp./s/bJiP5NwZ8fvDw0aPp49wbA
方法1:使用capitalize()
#输入英文句子s='''1999 cyberspace electronic security act2002 cyber security research and development act2002 networking and information technology research and advancement act.'''print(" ".join([word.capitalize() for word in s.split()]))#运行结果# 1999 Cyberspace Electronic Security Act# 2002 Cyber Security Research And Development Act# 2002 Networking And Information Technology Research And Advancement Act.
方法2:使用string中的capwords()模块
import strings=''' '''print(string.capwords(s)}