# visualization.py
# ----------------
# Licensing Information:  You are free to use or extend these projects for
# educational purposes provided that (1) you do not distribute or publish
# solutions, (2) you retain this notice, and (3) you provide clear
# attribution to UC Berkeley, including a link to http://ai.berkeley.edu.
# 
# Attribution Information: The Pacman AI projects were developed at UC Berkeley.
# The core projects and autograders were primarily created by John DeNero
# (denero@cs.berkeley.edu) and Dan Klein (klein@cs.berkeley.edu).
# Student side autograding was added by Brad Miller, Nick Hay, and
# Pieter Abbeel (pabbeel@cs.berkeley.edu).


import tensorflow as tf

def variable_summaries(var, name):
    with tf.name_scope("summaries"):
        mean = tf.reduce_mean(var)
        tf.scalar_summary('mean/'+name,mean)
        with tf.name_scope('stddev'):
            stddev = tf.sqrt(tf.reduce_sum(tf.square(var-mean)))

        tf.scalar_summary('stddev/'+name,stddev)
        tf.scalar_summary('max/'+name,tf.reduce_max(var))
        tf.scalar_summary('min/'+name,tf.reduce_min(var))
        tf.histogram_summary(name,var)