Pandas allows you to define custom aggregation functions to be used with pivot tables. To create a custom aggregator, you first define a Python function that specifies the aggregation operation.

A comprehensive tutorial on the Python Pandas library, ... You can use your favorite code editor like Visual Studio Code or PyCharm. Open the cloned repository folder in your code editor. Step 7: ...

I use a helper wrapper function to query pandas dataframes but ever since upgrade from 1.0 to 1.1.3 duckdb no longer sees dataframes. This issue exists in PyCharm Python Console, but not in iPython.