输入代码如下：
import os
from gensim.models.wrappers import LdaMallet
os.environ['MALLET_HOME'] = 'C:\\Users\\Pying\\Downloads\\mallet\\mallet-2.0.8'
mallet_path = 'C:\\Users\\Pying\\Downloads\\mallet\\mallet-2.0.8\\\bin\\mallet'
ldamallet = gensim.models.wrappers.LdaMallet(mallet_path, corpus=corpus, num_topics=20, id2word=id2word)报错如下：
---------------------------------------------------------------------------
CalledProcessError Traceback (most recent call last)
<ipython-input-33-fc011df5327b> in <module>
4 os.environ['MALLET_HOME'] = 'C:\\Users\\Pying\\Downloads\\mallet\\mallet-2.0.8'
5 mallet_path = 'C:\\Users\\Pying\\Downloads\\mallet\\mallet-2.0.8\\\bin\\mallet'
----> 6 ldamallet = gensim.models.wrappers.LdaMallet(mallet_path, corpus=corpus, num_topics=20, id2word=id2word)
D:\lib\site-packages\gensim\models\wrappers\ldamallet.py in __init__(self, mallet_path, corpus, num_topics, alpha, id2word, workers, prefix, optimize_interval, iterations, topic_threshold, random_seed)
129 self.random_seed = random_seed
130 if corpus is not None:
--> 131 self.train(corpus)
132
133 def finferencer(self):
D:\lib\site-packages\gensim\models\wrappers\ldamallet.py in train(self, corpus)
270
271 """
--> 272 self.convert_input(corpus, infer=False)
273 cmd = self.mallet_path + ' train-topics --input %s --num-topics %s --alpha %s --optimize-interval %s '\
274 '--num-threads %s --output-state %s --output-doc-topics %s --output-topic-keys %s '\
D:\lib\site-packages\gensim\models\wrappers\ldamallet.py in convert_input(self, corpus, infer, serialize_corpus)
259 cmd = cmd % (self.fcorpustxt(), self.fcorpusmallet())
260 logger.info("converting temporary corpus to MALLET format with %s", cmd)
--> 261 check_output(args=cmd, shell=True)
262
263 def train(self, corpus):
D:\lib\site-packages\gensim\utils.py in check_output(stdout, *popenargs, **kwargs)
1930 error = subprocess.CalledProcessError(retcode, cmd)
1931 error.output = output
-> 1932 raise error
1933 return output
1934 except KeyboardInterrupt:
CalledProcessError: Command 'C:\Users\Pying\Downloads\mallet\mallet-2.0.8in\mallet import-file --preserve-case --keep-sequence --remove-stopwords --token-regex "\S+" --input C:\Users\Pying\AppData\Local\Temp\a9b5c9_corpus.txt --output C:\Users\Pying\AppData\Local\Temp\a9b5c9_corpus.mallet' returned non-zero exit status 1.
请问搞定了吗？
检查一下，Java环境配置是否正确？可能需要安装JDK。
百度去吧
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