:mod:`cmath` -- mathematical functions for complex numbers
=============================================================

.. autoapimodule:: cmath
    :no-index:
    :members:
    :undoc-members:
    :private-members: 
    :special-members:
    
Constants
---------

.. autoapidata:: e
    :no-index:

.. autoapidata:: pi
    :no-index:

.. BUG : when using autodoc the docstrings of the data items are not extracted, and an incorrect description is shown
.. "Convert a string or number to a floating point number, if possible."

.. possibly related:
.. https://github.com/sphinx-doc/sphinx/issues/6495
.. https://stackoverflow.com/questions/37934813/why-does-pythons-float-raise-valueerror-for-some-very-long-inputs