Traceback (most recent call last):


 "/home/wxp/anaconda3/envs/atss/lib/python3.7/runpy.py", line 193, in _run_module_as_main

"__main__", mod_spec)


 "/home/wxp/anaconda3/envs/atss/lib/python3.7/runpy.py", line 85, in _run_code

exec(code, run_globals)


 "/home/wxp/anaconda3/envs/atss/lib/python3.7/site-packages/torch/distributed/launch.py", line 235, in <module>

main()


 "/home/wxp/anaconda3/envs/atss/lib/python3.7/site-packages/torch/distributed/launch.py", line 231, in main

cmd=process.args)
subprocess.CalledProcessError: Command '['/home/wxp/anaconda3/envs/atss/bin/python', '-u', 'tools/train_net.py', '--local_rank=0', '--config-file', 'configs/atss/atss_R_50_FPN_1x.yaml', 'DATALOADER.NUM_WO

Traceback (most recent call last):

 "<stdin>", line 1, in <module>

 "/usr/lib/python3/dist-packages/matplotlib/pyplot.py", line 103, in <module>
_backend_mod, new_figure_manager, draw_if_interactive, _show = pylab_setup()

 "/usr/lib/python3/dist-packages/matplotlib/backends/__init__.py", line 32, in pylab_setup
globals(),locals(),[backend_name],0)

 "/usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py", line 13, in <module>
import matplotlib.backends.tkagg as tkagg

 "/usr/lib/python3/dist-packages/matplotlib/backends/tkagg.py", line 7, in <module>
from matplotlib.backends import _tkaggImportError: cannot import name '_tkagg'