Copying from one text file to another using Python

Question

I would like to copy certain lines of text from one text file to another. In my current script when I search for a string it copies everything afterwards, how can I copy jus

Answer 1

with open("list1.txt") as f: doIHaveToCopyTheLine = False '''open output file in write mode''' with open("output.txt", 'w') as f1: '''iterate line by line''' for line in f: if 'tests/file/myword' in line: doIHaveToCopyTheLine = True elif doIHaveToCopyTheLine: f1.write(line)

f1.close() f.close()