Search a text file and print related lines in Python?

Question

How do I search a text file for a key-phrase or keyword and then print the line that key-phrase or keyword is in?

Answer 1

with open('file.txt', 'r') as searchfile:
    for line in searchfile:
        if 'searchphrase' in line:
            print line

With apologies to senderle who I blatantly copied.