One-click Python tool that removes timestamps, duration markers, and blank lines from pasted YouTube transcripts.

When downloading long course transcripts, timestamps like 0:00 or 1:23:45 make the text hard to study. This script cleans it quickly into readable paragraphs.

• Removes timestamps (0:00, 1:23:45, etc.)
• Removes durations ("1 minute", "8 seconds", etc.)
• Removes blank lines and extra spaces
• Keeps paragraph structure

• Python 3
• re (regular expressions)
• File I/O

1. Put your raw transcript in raw_transcript.txt
2. Run:

• Turn into a CLI tool with arguments
• Support .srt subtitle files
• Make a Streamlit web version