unittest

2021-01-08 约 28 字 预计阅读 1 分钟

异常测试

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class TestFormula(unittest.TestCase):
    def test_parse_forward_uncoupled_parse_error(self):
        f = 'H2O)'
        with self.assertRaises(ParseError) as e:
        Formula.parse_forward_with_bracket(f)
        self.assertTrue('With not coupled bracket' in str(e))
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imageMagick

2021-01-06 约 71 字 预计阅读 1 分钟

安装

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sudo apt install imagemagick

报错

pdf security 报错

  • 引用

  • 方法

    Well, I added

    <policy domain="coder" rights="read | write" pattern="PDF" />

    just before </policymap> in /etc/ImageMagick-7/policy.xml and that makes it work again, but not sure about the security implications of that.

截图

  • -crop

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      convert  -density 200 ./one.pdf -quality 100 -colorspace gray -crop 500x500+500+500 "./one_300.jpg"

geometry 参数意义

  • 参考

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nlp notes

2021-01-06 约 2127 字 预计阅读 5 分钟

nlp 项目组

  1. DARPA COSMOS

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