ak.index._form_to_zero_length
=============================

Defined in `awkward.index <https://github.com/scikit-hep/awkward/blob/80c3e39415a29a29ae2ffcc089f09e6de9e17fa2/src/awkward/index.py>`__ on `line 36 <https://github.com/scikit-hep/awkward/blob/80c3e39415a29a29ae2ffcc089f09e6de9e17fa2/src/awkward/index.py#L36>`__.

.. py:function:: ak.index._form_to_zero_length(form: str) -> Index