from subprocess import Popen, PIPE, STDOUT
p = Popen(['passwd', 'root'], stdout=PIPE, stdin=PIPE, stderr=STDOUT)
out = p.communicate(input=b'MyPass111\nMyPass111\n')[0]
print(out.decode())import json
import requests
clientCrt = "cc.crt"
clientKey = "ck.key"
url = "https://example.com/api"
payload = { "someId": "myID" }
certServer = 'cs.crt'
headers = {'content-type': 'application/json'}
r = requests.post(url, data=json.dumps(payload), verify=certServer, headers=headers, cert=(clientCrt, clientKey))
print(r.status_code)
print(r.json())