# import library
import numpy as np
  
# create numpy 1d-array
array1 = np.array([0, 1, 2])
array2 = np.array([3, 4, 5])
  
# pearson product-moment correlation
# coefficients of the arrays
rslt = np.corrcoef(array1, array2)
  
print(rslt)

[[1. 1.]
 [1. 1.]]

# import numpy library
import numpy as np
  
# create a numpy 1d-array
array1 = np.array([ 2, 4, 8])
array2 = np.array([ 3, 2,1])
  
  
# pearson product-moment correlation
# coefficients of the arrays
rslt2 = np.corrcoef(array1, array2)
  
print(rslt2)

[[ 1.         -0.98198051]
 [-0.98198051  1.        ]]