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Category Archives: Python Pandas
Installing Python and pyxll from scratch
Updated 28th September 2022. Matplotlib latest version OK. I recently installed Python and pyxll (plus the required additional libraries) on a new computer, which raised a few problems with incompatible versions, so here is a summary of what worked (as … Continue reading
Posted in Animation, Arrays, Charts, Coordinate Geometry, Differential Equations, Excel, Finite Element Analysis, Link to Python, Maths, Newton, Numerical integration, NumPy and SciPy, Python Pandas, PyXLL, UDFs
Tagged Excel, installation, kaleido, MatPlotlib, mpmath, Numba, Numpy, Pint, plotly, PyPardiso, Python, PyXLL, SciPy, sectionproperties, Sympy
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xlwSciPy update for Python 3
The xlwSciPy spreadsheet allows a wide variety of the science and maths functions in the Python Numpy and Scipy libraries to be called directly from Excel. The spreadsheet has now been updated for use with Python 3. The spreadsheet and … Continue reading
Posted in Coordinate Geometry, Differential Equations, Excel, Link to Python, Maths, Newton, Numerical integration, NumPy and SciPy, Python Pandas, UDFs, VBA, xlwings
Tagged Excel, Numpy, Python, SciPy, UDF, VBA, xlwings
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xlwSciPy 1.09 – update for xlwings 0.10 and Scipy 0.18.1
The xlwSciPy spreadsheet (last presented here) has been updated for the latest version of xlwings and Scipy. The new spreadsheet can be downloaded from: xlScipy-xlw.zip including full open source code. The spreadsheet requires Python, including xlwings, Numpy, Scipy and Pandas … Continue reading
Posted in Arrays, Curve fitting, Excel, Link to Python, Maths, NumPy and SciPy, Python Pandas, UDFs, VBA
Tagged Automatic re-size array functions, Cubic splines, EvalA function, Excel, Python, SciPy, UDF, VBA, xlwings
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xlwSciPy 1.7
Following recent posts on xlwings 0.7.1, dictionaries, and optional arguments and xlwings – dataframes and statistics, I have added the associated functions and examples to the xlwSciPy spreadsheet, and also updated it to xlwings 0.71. The new spreadsheet can be … Continue reading
Posted in Excel, Link to Python, Maths, Newton, NumPy and SciPy, Python Pandas, UDFs, VBA
Tagged dataframes, dictionaries, Excel, Numpy, Pandas, Python, SciPy, UDF, VBA
4 Comments
xlwings – dataframes and statistics
Another data conversion option offered by the latest xlwings release is Pandas dataframes and dataseries. This post will look at how to pass an Excel range as a dataframe or dataseries in a User Defined Function (UDF), and some simple … Continue reading
Posted in Excel, Link to Python, Maths, Newton, Python Pandas, UDFs, VBA
Tagged dataframes, dataseries, Excel, Pandas, Python, statistics, UDF, VBA
4 Comments