import numpy as np

# 1차원 배열 초기화
a = np.array( [ 1, 2, 3 ] ) 

print( "shape =", a.shape ) 
print( "ndim =", a.ndim) 
print( "dtype =", a.dtype) 
print( "itemsize =", a.itemsize) 
print( "size =", a.size) 
print( "data =", a.data )