Python使用scipy保存图片的一些注意点

def imread(name, flatten=False, mode=None)
 pass
"""
读取一张图片返回array，uint8，"""
def imsave(name, arr, format=None):
 pass
"""
Save an array as an image. 自动的调用将图片转成0-255范围内的
arr : ndarray, MxN or MxNx3 or MxNx4
  Array containing image values.  If the shape is ``MxN``, the array
  represents a grey-level image.  Shape ``MxNx3`` stores the red, green
  and blue bands along the last dimension.  An alpha layer may be
  included, specified as the last colour band of an ``MxNx4`` array.
"""

import imageio
imageio.imread()
imageio.imwrite()