another iteration on the path-like dictionary access. This makes it into a class and uses getters and setters, a much more elegant solution

100%

another iteration on the path-like dictionary access. This makes it into a class and uses getters and setters, a much more elegant solution

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Last edited Aug 29, 2016

Created on Aug 29, 2016

This example demonstrates a Python class that provides path-like access to nested dictionaries, using lists of keys as paths to retrieve or set values. It defines a `path_lookup` class with `__getitem__` and `__setitem__` methods that rely on `reduce` to traverse dictionary levels, handling both lookups and assignments, including error messages for invalid paths. The code includes a sample nested dictionary and several test paths, showing how to access values like `d[P1.split(":")]`, and it uses standard Python libraries only (`sys`, `json`).

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