Python Practice › File Handling Programs › Program 36
Drop lines containing 't'
Write a Python program to copy a file to another file, skipping lines that contain the letter “t”.
Output
apple cherry melon
Approach
- Write only lines where
"t" not in line.lower().
Solution
with open("source.txt", "w") as f: f.write("apple\nbutter\ncherry\nmelon\ntea\n") with open("source.txt") as src, open("filtered.txt", "w") as dst: for line in src: if "t" not in line.lower(): dst.write(line)print(open("filtered.txt").read())Output
apple cherry melon
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