[Python] python simple example - ValueError: setting an array element with a sequence

When I execute this python code, I got an error message : ValueError: setting an array element with a sequence.

What's the problem? could you help me?

a=np.array([1,3,5,7,9], dtype=int)
c=np.array([3,4,7,8,9], dtype=int)
b=np.zeros(len(a))

for i in range(len(a)):
b= np.where(a == int(c))

Continue reading...