import re
t = 'yuchen is a very lovely girl. 5.568% company ltd.'
match = re.search(r"\d+\.\d*%", t)
print(match.group())
import re
t = 'yuchen is a very lovely girl. 5.568% company ltd.'
match = re.search(r"\d+\.\d*%", t)
print(match.group())