[英]How to run a python script on multiple Raspberry Pi 3 simultaneously?
[英]run multiple instances of python script simultaneously
我正在嘗試創建 86 個 task.py 實例以同時運行。
import sys
import subprocess
for file in range(86):
subprocess.call([sys.executable,'task.py',str(file)+'in.csv',str(filen)+'out.csv'])
subprocess.call
等待命令完成。 使用subprocess.Popen
代替:
import sys
import subprocess
procs = []
for i in range(86):
proc = subprocess.Popen([sys.executable, 'task.py', '{}in.csv'.format(i), '{}out.csv'.format(i)])
procs.append(proc)
for proc in procs:
proc.wait()
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