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我正在尝试读取我的数据集并将其转换为 numpy. 我发现了这个错误,我该如何解决。我试图改变数据的属性,但同样的问题

def df_to_npy(df, left_context=5, right_context=5):
    print 'Converting DataFrame to Numpy...'
    cntlab = 0
    cntfeat = 0
    for idx, row in df.iterrows():
        cntlab += row['labs'].shape[0]
        cntfeat += row['feats'].shape[0]

    if cntfeat == cntlab:
        cnt = cntfeat

AttributeError:“浮动”对象没有属性“形状”

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