colspan

#!/usr/bin/env python
"""
Copyright Kunihiko Miyoshi, Preferred Networks Inc.
MIT License

Reference
https://github.com/pfnet/chainer/blob/master/examples/vae/net.py
https://github.com/crcrpar/chainer-VAE
https://github.com/mlosch/CVAE-Torch/blob/master/CVAE.lua
"""

hrsma2i

from math import cos, pi

import numpy

from chainer.training import extension

class CosineAnnealing(extension.Extension):
    def __init__(self, lr_max, lr_min=0, T_0=1, T_mult=2,
                 optimizer=None):
        super(CosineAnnealing, self).__init__()