Next
1. Read File2. Write File3. Append to File4. Read CSV File5. Write CSV File6. JSON Read7. JSON Write8. File Copy9. File Rename10. Read Binary File11. Write Binary File12. Count Words in File13. Count Lines in File14. Count Characters in File15. Search Substring in File16. Iterate File Lines17. File Metadata18. File Compression19. File Decompression20. Delete File

Write File in Python

Write user input lines to a new text file.

BeginnerFile Handling ProgramsExample 2 of 20
write-file.py
Run in browser
1# Program to write lines to a text file
2

3filename = input("Enter filename to write: ")
4lines = []
5print("Enter lines (blank line to finish):")
6

7while True:
8    line = input()
9    if line == "":
10        break
11    lines.append(line)
12

13with open(filename, "w", encoding="utf-8") as f:
14    f.write("\n".join(lines))
15

16print("Data written to", filename)

Output

Enter filename to write: notes.txt
Enter lines (blank line to finish):
Hello
World

Data written to notes.txt

What's going on

Collects user input until a blank line, then writes all lines to the file in write mode, overwriting existing content.

PreviousRead FileNextAppend to File