Error while running data.py

[alaeddine-abbagh]

Traceback (most recent call last):
File "data.py", line 189, in
detseg()
File "data.py", line 79, in detseg
imgs_train = np.load('imgs_train.npy')
File "/usr/local/lib/python3.6/dist-packages/numpy/lib/npyio.py", line 372, in load
fid = open(file, "rb")
FileNotFoundError: [Errno 2] No such file or directory: 'imgs_train.npy'