Solution 1
import requests
import json
BASE = "http://127.0.0.1:5000/"
payload = {"likes": 10}
headers = {'accept': 'application/json'}
response = requests.post(BASE + 'video/1', json=payload)
print(response.json())
Solution 2
response = requests.post(BASE + 'video/1', json={"likes": 10})