Write a function to match two words from a list of words starting with letter 'p'.
import re
def start_withp(words):
 for w in words:
        m = re.match("(P\w+)\W(P\w+)", w)
        if m:
            return m.groups()
<s>[INST]<<SYS>>Given a task and its code, generate test cases for the code.<</SYS>>Write a function to match two words from a list of words starting with letter 'p'.
import re
def start_withp(words):
 for w in words:
        m = re.match("(P\w+)\W(P\w+)", w)
        if m:
            return m.groups()[/INST]assert start_withp(["Python PHP", "Java JavaScript", "c c++"])==('Python', 'PHP')
assert start_withp(["Python Programming","Java Programming"])==('Python','Programming')
assert start_withp(["Pqrst Pqr","qrstuv"])==('Pqrst','Pqr')</s>