SSL certificate has been expired

[NurtilekMamashakirov]

import OpenAttack
import numpy as np
import datasets
import nltk
from nltk.sentiment.vader import SentimentIntensityAnalyzer
class MyClassifier(OpenAttack.Classifier):
    def __init__(self):
        nltk.download('vader_lexicon')
        self.model = SentimentIntensityAnalyzer()

    def get_pred(self, input_):
        return self.get_prob(input_).argmax(axis=1)

    def get_prob(self, input_):
        ret = []
        for sent in input_:
            res = self.model.polarity_scores(sent)
            prob = (res["pos"] + 1e-6) / (res["neg"] + res["pos"] + 2e-6)
            ret.append(np.array([1 - prob, prob]))
        return np.array(ret)
def main():
    def dataset_mapping(x):
        return {
            "x": x["sentence"],
            "y": 1 if x["label"] > 0.5 else 0,
        }
    dataset = datasets.load_dataset("sst", split="train[:20]").map(function=dataset_mapping)
    victim = MyClassifier()
    attacker = OpenAttack.attackers.PWWSAttacker()
    attack_eval = OpenAttack.AttackEval(attacker, victim)
    eval = attack_eval.eval(dataset, visualize=True)
    print(eval)

main()

Error:
SSLCertVerificationError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate has expired (_ssl.c:1006)

[lllyaxx]

我也遇上了这个问题

[NurtilekMamashakirov]

我也遇上了这个问题

Just change "https" to "http" in links in the code

[lucacontalbo]

Issue #272 seems to address this already