python -m pip install -U pip setuptools
python -m pip install matplotlib

import numpy as np
import matplotlib.pyplot as plt
caffe_root = './'
import sys
sys.path.insert(0, caffe_root + 'python')
import caffe
plt.rcParams['figure.figsize'] = (10, 10)
plt.rcParams['image.interpolation'] = 'nearest'
plt.rcParams['image.cmap'] = 'gray'
im = np.array(caffe.io.load_image('./examples/images/cat_gray.jpg', color=False)).squeeze()
plt.title("original image")
plt.axis('off')
plt.imshow(im)

>>> plt.imshow(im)
<matplotlib.image.AxesImage object at 0x7f16184622d0>