xgboost/rabit/test/local_recover.py
2020-08-18 03:52:33 +08:00

33 lines
666 B
Python
Executable File

#!/usr/bin/env python3
from __future__ import print_function
from builtins import range
import sys
sys.path.append('../python')
import rabit
import numpy as np
rabit.init(lib='mock')
rank = rabit.get_rank()
n = 10
nround = 3
data = np.ones(n) * rank
version, model, local = rabit.load_checkpoint(True)
if version == 0:
model = np.zeros(n)
local = np.ones(n)
else:
print('[%d] restart from version %d' % (rank, version))
for i in range(version, nround):
res = rabit.allreduce(data + model+local, rabit.SUM)
print('[%d] iter=%d: %s' % (rank, i, str(res)))
model = res
local[:] = i
rabit.checkpoint(model, local)
rabit.finalize()