## I am getting following Error for Cost FUnction, can anyobidy guide me what am I doing wrong.

TypeError Traceback (most recent call last)

in

1 A2, t_Y = compute_cost_test_case()

----> 2 cost = compute_cost(A2, t_Y)

3 print("cost = " + str(compute_cost(A2, t_Y)))

4

5 compute_cost_test(compute_cost)

in compute_cost(A2, Y)

21 # cost = β¦

22 # YOUR CODE STARTS HERE

β> 23 cost = np.multiply(-1/m,np.sum(np.dot(np.log(A2),Y.T),np.dot(np.log(1-A2),(1-Y).T)))

24 # YOUR CODE ENDS HERE

25

<**array_function** internals> in sum(*args, **kwargs)

/opt/conda/lib/python3.7/site-packages/numpy/core/fromnumeric.py in sum(a, axis, dtype, out, keepdims, initial, where)

2227

2228 return _wrapreduction(a, np.add, βsumβ, axis, dtype, out, keepdims=keepdims,

β 2229 initial=initial, where=where)

2230

2231

/opt/conda/lib/python3.7/site-packages/numpy/core/fromnumeric.py in _wrapreduction(obj, ufunc, method, axis, dtype, out, **kwargs)

88 return reduction(axis=axis, out=out, **passkwargs)

89

β> 90 return ufunc.reduce(obj, axis, dtype, out, **passkwargs)

91

92

TypeError: only integer scalar arrays can be converted to a scalar index