message: Remove use of deprecated API from RNN Colorbot example.
diff: @@ -60,6 +60,7 @@ import functools
  import os
  import sys
  import time
  +import urllib
  import six
  import tensorflow as tf
  @@ -89,13 +90,35 @@ def parse(line):
  return rgb, chars, length
  +def maybe_download(filename, work_directory, source_url):
  + """Download the data from source url, unless it's already here.
  +
  + Args:
  + filename: string, name of the file in the directory.
  + work_directory: string, path to working directory.
  + source_url: url to download from if file doesn't exist.
  +
  + Returns:
  + Path to resulting file.
  + """
  + if not tf.gfile.Exists(work_directory):
  + tf.gfile.MakeDirs(work_directory)
  + filepath = os.path.join(work_directory, filename)
  + if not tf.gfile.Exists(filepath):
  + temp_file_name, _ = urllib.request.urlretrieve(source_url)
  + tf.gfile.Copy(temp_file_name, filepath)
  + with tf.gfile.GFile(filepath) as f:
  + size = f.size()
  + print("Successfully downloaded", filename, size, "bytes.")
  + return filepath
  +
  +
  def load_dataset(data_dir, url, batch_size):
  """Loads the colors data at path into a PaddedDataset."""
  # Downloads data at url into data_dir/basename(url). The dataset has a header
  # row (color_name, r, g, b) followed by comma-separated lines.
  - path = tf.contrib.learn.datasets.base.maybe_download(
  - os.path.basename(url), data_dir, url)
  + path = maybe_download(os.path.basename(url), data_dir, url)
  # This chain of commands loads our data by:
  # 1. skipping the header; (.skip(1))
  