============================= test session starts ==============================
platform darwin – Python 3.7.4, pytest-5.3.5, py-1.8.1, pluggy-0.13.1
rootdir: /Users/miao/Desktop/github/cong/testcase
plugins: ordering-0.6
collected 1 item
…/…/…/…/Users/miao/Desktop/github/cong/testcase/test_yalm.py F
def test_json():
f=open("calc.json")
E FileNotFoundError: [Errno 2] No such file or directory: ‘calc.json’
