DeprecationWarning: invalid escape sequence \d

import pandas as pd
import chardet
import pandas as pd
import numpy as np
import jieba as jb
from sklearn.feature_extraction.text import TfidfVectorizer, CountVectorizer
from sklearn.decomposition import NMF, LatentDirichletAllocation
import gensim
from gensim import corpora
import pyLDAvis.gensim

df = pd.read_csv('./sogou2006_2.csv')
df=df[['text','label']]
print(len(df))
df.sample(10)

这段代码，第一次运行报这个错误
第二次运行就不报了