How to overwrite some bytes in the middle of a file with Python?

Question

I\'d like to be able to overwrite some bytes at a given offset in a file using Python.

My attempts have failed miserably and resulted in:

• overwriting t

Answer 1

Try this:

fh = open("filename.ext", "r+b")
fh.seek(offset)
fh.write(bytes)
fh.close()