jra*_*ara 2 python r python-idle
从中安装RPy2后
http://rpy.sourceforge.net/rpy2.html
我正在尝试在Python 2.6 IDLE中使用它,但我收到此错误:
>>> import rpy2.robjects as robjects
>>> robjects.r['pi']
<RVector - Python:0x0121D8F0 / R:0x022A1760>
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我做错了什么?
您是否尝试过查看返回的向量?
>>> pi = robjects.r['pi']
>>> pi[0]
3.14159265358979
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扩展Shane的答案.rpy2使用以下Python对象来表示基本的R类型:
要强制回到基本的Python类型,请看这里.
举个例子,我使用它将R List转换为python dict:
rList = ro.r('''list(name1=1,name2=c(1,2,3))''')
pyDict = {}
for name,value in zip([i for i in rList.getnames()],[i for i in rList]):
if len(value) == 1: pyDict[name] = value[0]
else: pyDict[name] = [i for i in value]
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