1.import os
#使用
os.system("adb devices")
#读取并输出
out = os.popen("adb devices").read()
print out
2. import subprocess
cmd = r'aapt dump badging %s | findstr package' % apk_file
pr = subprocess.Popen(cmd,stdout=subprocess.PIPE, shell=True)
pr.wait() # 不会马上返回输出的命令，需要等待
out = pr.stdout.readlines() # out = pr.stdout.read().decode("UTF-8")
print out