numpy. ndarray 與 list 互轉方法

ndarray.tolist()轉換爲 list

array(list)轉換爲ndarray

a = ['qa_id:1', 'qa_id:2',3,4,5]
import numpy as np
res = np.array(a)
type(res)
type(res.tolist()),res.tolist()
[i for i in res.tolist() if 'qa_id:' in i]