backend#

discopy.matrix.backend(name=None, _stack=['numpy'], _cache={'numpy': <discopy.matrix.NumPy object>})[source]#

Context manager for matrix backend.

Parameters:

name (Union[Literal['numpy'], ~typing.Literal['jax'], ~typing.Literal['pytorch'], ~typing.Literal['tensorflow']]) – The name of the backend, default is "numpy".

Example

>>> with backend('jax'):
...     assert type(Matrix([0, 1, 1, 0], 2, 2).array).__module__\
...         == 'jaxlib.xla_extension'