几行代码的小工具，用于进行如下转换
transactions on cloud computing
=》
transactions on cloud computing
代码如下:
orig = ‘transactions on cloud computing’
splited = orig.split(‘ ‘)
handled = ”
for word in splited:
word = word[0] + word[1:].lower()
handled += (‘ ‘ + word)
handled = handled[1:]
print handled
#handled is ‘transactions on cloud computing’