test fixes

from deepchem.molnet import load_delaney

from deepchem.trans.transformers import FeaturizationTransformer

from deepchem.trans.transformers import DataTransforms

from tensorflow.examples.tutorials.mnist import input_data

__author__ = "Bharath Ramsundar"

__copyright__ = "Copyright 2016, Stanford University"

import numpy as np

import pandas as pd

import deepchem as dc

import tensorflow as tf

import scipy.ndimage

from PIL import Image

    '''

       init to load the MNIST data for DataTransforms Tests

      '''

    mnist = input_data.read_data_sets("MNIST_data/", one_hot=True)

    #mnist = input_data.read_data_sets("MNIST_data/", one_hot=True)

    (x_train, y_train), (x_test, y_test) = tf.keras.datasets.mnist.load_data()

    # extracting validation set of MNIST for testing the DataTransforms

    valid = dc.data.NumpyDataset(mnist.validation.images,

                                 mnist.validation.labels)

    #valid = dc.data.NumpyDataset(mnist.validation.images,

    #                             mnist.validation.labels)

    train = dc.data.NumpyDataset(x_train, y_train)

    # extract only the images (no need of the labels)

    data = (valid.X)[0]

    data = (train.X)[0]

    # reshaping the vector to image

    data = np.reshape(data, (28, 28))

    self.d = data

    zlib \

    requests \

    xgboost \

    biopython \

    pillow \

    setuptools \

    numpy

yes | pip install $tensorflow==2.1.0 tensorflow-probability