Following up from last week's article on reading zip archives, we show you how you can create your own archives using Python.

Some months back I developed some pyuno code for converting spreadsheets into CSV files from the command line. Pyuno being the Python interface to the OpenOffice runtime. One of the enhancement ...

The problem I've noticed is that if I append the file with each of the 100k runs (one at a time), it can happen that two threads try to save to the file at the same time and some row (s) end up empty.