Worth spreading

argparse에서 parser 사용시 다음과 같은 에러 발생 usage: ipykernel_launcher.py [-h]ipykernel_launcher.py: error: unrecognized arguments: --lrAn exception has occurred, use %tb to see the full traceback. SystemExit: 2 /Users/username/lib/python3.6/site-packages/IPython/core/interactiveshell.py:2971: UserWarning: To exit: use 'exit', 'quit', or Ctrl-D. warn("To exit: use 'exit', 'quit', or Ctrl-D.", stacklevel=1..

numpy.repeat(a, repeats, axis=None) a를 repeats만큼 반복한 결과를 출력.axis의 값으로 repeat이 이루어질 차원(dimension)을 지정해준다 Example1234567891011121314151617181920212223np.repeat(3, 4) >>> array([3, 3, 3, 3]) x = np.array([[1,2],[3,4]])np.repeat(x, 2) >>> array([1, 1, 2, 2, 3, 3, 4, 4]) np.repeat(x, 3, axis=1) >>> array([[1, 1, 1, 2, 2, 2], [3, 3, 3, 4, 4, 4]]) np.repeat(x, [1, 2], axis=0) >>> array([[1, 2], [3, 4],..