python write into file at position

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02 Jun 2020

1mystring = 'some string'
2pos = 10
3
4with open('/path/to/file.txt', 'r+') as f:
5    contents = f.read()
6    contents = contents[:pos] + mystring + contents[pos + 1:]
7    f.seek(0)
8    f.truncate()
9    f.write(contents)
10

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