6.23. Null output — MDAnalysis.coordinates.null

The NullWriter provides a Writer instance that behaves like any other writer but effectively ignores its input and does not write any output files. This is similar to writing to /dev/null.

This class exists to allow developers writing generic code and tests.

6.23.1. Classes

class MDAnalysis.coordinates.null.NullWriter(filename, **kwargs)

A trajectory Writer that does not do anything.

The NullWriter is the equivalent to /dev/null: it behaves like a Writer but ignores all input. It can be used in order to suppress output.