CONAN.utils.phase_fold
======================

.. py:function:: CONAN.utils.phase_fold(t, per, t0, phase0=-0.5)

   Phase fold a light curve.

   :param t: Time stamps.
   :type t: array-like
   :param per: Period.
   :type per: float
   :param t0: Time of transit center.
   :type t0: float
   :param phase0: start phase of the folded data
   :type phase0: float

   :returns: **phase** -- Phases starting from phase0.
   :rtype: array-like