# Python program explaining
# numpy.require() function
 
# importing numpy
import numpy as np
 
# creating 4 x 4 array
data = np.arange(16).reshape(4, 4)
 
data.flags

C_CONTIGUOUS : True
  F_CONTIGUOUS : False
  OWNDATA : False
  WRITABLE : True
  ALIGNED : True
  WRITEBACKIFCOPY : False
  UPDATEIFCOPY : False

import numpy as np
 
# Python program explaining
# numpy.require()
b = np.require(data, dtype=np.float32,
               requirements=['A', 'W', 'O', 'C'])
b.flags

C_CONTIGUOUS : True
  F_CONTIGUOUS : False
  OWNDATA : True
  WRITABLE : True
  ALIGNED : True
  WRITEBACKIFCOPY : False
  UPDATEIFCOPY : False