What lemmatizer can i use for arabic text using python?

msm*_*msm 2 python text-processing stanford-nlp python-2.7 python-3.x

How can I get lemmas for Arabic words? I tried the ISRI Arabic Stemmer from NLTK but it returns roots of words:

from nltk.stem.isri import ISRIStemmer
st = ISRIStemmer()
print st.stem(u'????????')
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It returns the root ??? and i want the lemma ??????

dis*_*oqi 5

最先进的是Farasa Lemmatizer

Farasa Lemmatizer 基于准确性优于 MADAMIRA Lemmatizer。它在词形还原任务中比 MADAMIRA 提供了 +7% 的准确度相对增益。

您可以从以下链接阅读有关 Farasa Lemmatizer 的更多信息:https ://arxiv.org/pdf/1710.06700.pdf