Tag Archives: PyXLL

Getting near matches from a list with Python

To return a list of near matches from a long list of strings would be quite difficult in VBA (unless I’m missing something), but in Python it is very simple.  Here is the code for this operation, using pyxll to … Continue reading

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Stepping through Python code called from Excel

Setting up your editor to allow Python code debugging for functions called from Excel can be tricky, depending on the details of your editor and linking software, but using the Visual Studio Code Editor and Pyxll, this works for me: … Continue reading

Posted in Computing - general, Excel, Link to Python, PyXLL, UDFs | Tagged , , , , | 4 Comments

More Python Traps

I recently posted on some Python Traps, focussing on code where changes in the values of sub-routine arguments were not reflected in the calling routines.  The reverse can also be a problem: if an array, a, is passed to a … Continue reading

Posted in Arrays, Excel, Link to Python, Newton, NumPy and SciPy, PyXLL, UDFs | Tagged , , , , , | Leave a comment

Python Traps

When converting existing VBA code to Python there are a number of obvious changes to the syntax that need to be made for the code to run at all, but there are also a number of not so obvious traps … Continue reading

Posted in Arrays, Excel, Link to Python, Newton, NumPy and SciPy, PyXLL, UDFs, VBA | Tagged , , , , , , , , | 1 Comment

More powers of 3

Following the discovery of a question to which the answer is 42, the same team has now reported a sum of three cubes equal to 3.  As before, the result can be checked from Excel, linking to mpmath, via pyxll. … Continue reading

Posted in Computing - general, Excel, Link to Python, Maths, Newton, PyXLL | Tagged , , , , , | Leave a comment