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@rdinse
rdinse / Google_Colaboratory_backup.py
Created March 13, 2018 22:55
Simple Google Drive backup script with automatic authentication for Google Colaboratory (Python 3)
# Simple Google Drive backup script with automatic authentication
# for Google Colaboratory (Python 3)
# Instructions:
# 1. Run this cell and authenticate via the link and text box.
# 2. Copy the JSON output below this cell into the `mycreds_file_contents`
# variable. Authentication will occur automatically from now on.
# 3. Create a new folder in Google Drive and copy the ID of this folder
# from the URL bar to the `folder_id` variable.
# 4. Specify the directory to be backed up in `dir_to_backup`.
@karpathy
karpathy / pg-pong.py
Created May 30, 2016 22:50
Training a Neural Network ATARI Pong agent with Policy Gradients from raw pixels
""" Trains an agent with (stochastic) Policy Gradients on Pong. Uses OpenAI Gym. """
import numpy as np
import cPickle as pickle
import gym
# hyperparameters
H = 200 # number of hidden layer neurons
batch_size = 10 # every how many episodes to do a param update?
learning_rate = 1e-4
gamma = 0.99 # discount factor for reward