如何添加tqdm进度条

怎么给这东西加一个进度条呀,有朋友可以演示下吗

for i in pdd['字段2']:
i = del_emoji(i)
result = client.sentimentClassify(i)
try:
score = result['items'][0]["positive_prob"]#好评分数
scores0pdd.append(score)
# 好评
if score>0.999:
pos0pdd.append(i)
if score<0.1:
negs0pdd.append(i)
except:
errors0ppd.append(i)

from tqdm import tqdm
bar = tqdm(total=len(pdd['字段2']))
for i in pdd['字段2']:
    i = del_emoji(i)
    result = client.sentimentClassify(i)
    try:
        score = result['items'][0]["positive_prob"]  # 好评分数
        scores0pdd.append(score)
        # 好评
        if score > 0.999:
            pos0pdd.append(i)
        if score < 0.1:
            negs0pdd.append(i)
    except:
        errors0ppd.append(i)
    bar.update(1)
bar.close()