import requests

avis = {
    "auteur_age": 20,
    "auteur_sexe": 'f',
    "note": 8,
    "source": "borne",
    #Optionel
    "notes_autre": '{"service":8,"accueil":10}',
    "commentaire": "Commentaire"
}

res = requests.post("http://localhost:8080/add_review", data=avis)
print(res.text)