无法启动JVM weka Python

问题描述

>>> import weka.core.jvm as jvm
>>> jvm.start()
DEBUG:weka.core.jvm:Adding bundled jars
DEBUG:weka.core.jvm:Classpath=['C:\\Users\\leodj\\AppData\\Local\\Programs\\Python\\python39\\Lib\\site-packages\\javabridge\\jars\\rhino-1.7R4.jar','C:\\Users\\leodj\\AppData\\Local\\Programs\\Python\\python39\\Lib\\site-packages\\javabridge\\jars\\runnablequeue.jar','C:\\Users\\leodj\\AppData\\Local\\Programs\\Python\\python39\\Lib\\site-packages\\javabridge\\jars\\cpython.jar','C:\\Users\\leodj\\AppData\\Local\\Programs\\Python\\python39\\lib\\site-packages\\weka\\lib\\python-weka-wrapper.jar','C:\\Users\\leodj\\AppData\\Local\\Programs\\Python\\python39\\lib\\site-packages\\weka\\lib\\weka.jar']
DEBUG:weka.core.jvm:MaxHeapSize=default
DEBUG:weka.core.jvm:Package support disabled
Picked up _JAVA_OPTIONS: -d64
Unrecognized option: -d64
Traceback (most recent call last):
  File "C:\Users\leodj\AppData\Local\Programs\Python\python39\lib\site-packages\javabridge\jutil.py",line 286,in start_thread
    env = vm.create(args)
  File "_javabridge.pyx",line 654,in _javabridge.JB_VM.create
RuntimeError: Failed to create Java VM. Return code = -1
ERROR:javabridge.jutil:Failed to create Java VM
Traceback (most recent call last):
  File "<stdin>",line 1,in <module>
  File "C:\Users\leodj\AppData\Local\Programs\Python\python39\lib\site-packages\weka\core\jvm.py",line 109,in start
    javabridge.start_vm(args=args,run_headless=True,max_heap_size=max_heap_size)
  File "C:\Users\leodj\AppData\Local\Programs\Python\python39\lib\site-packages\javabridge\jutil.py",line 319,in start_vm
    raise RuntimeError("Failed to start Java VM")
RuntimeError: Failed to start Java VM

我认为我需要对_java_options环境变量做些事情，但是我没有应该在其中添加什么值。

解决方法

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jvm jvm python weka