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  • pdf文档 pandas: powerful Python data analysis toolkit - 1.0.0

    0 5.1 3.5 1.4 0.2 Iris-setosa 1 4.9 3.0 1.4 0.2 Iris-setosa 2 4.7 3.2 1.3 0.2 Iris-setosa 3 4.6 3.1 1.5 0.2 Iris-setosa 4 5.0 3.6 1.4 0.2 Iris-setosa In [76]: (iris.assign(sepal_ratio=iris['SepalWidth'] Iris-setosa 0.686275 1 4.9 3.0 1.4 0.2 Iris-setosa 0.612245 2 4.7 3.2 1.3 0.2 Iris-setosa 0.680851 3 4.6 3.1 1.5 0.2 Iris-setosa 0.673913 4 5.0 3.6 1.4 0.2 Iris-setosa 0.720000 In the example above, we inserted Iris-setosa 0.686275 1 4.9 3.0 1.4 0.2 Iris-setosa 0.612245 2 4.7 3.2 1.3 0.2 Iris-setosa 0.680851 3 4.6 3.1 1.5 0.2 Iris-setosa 0.673913 4 5.0 3.6 1.4 0.2 Iris-setosa 0.720000 assign always returns a copy
    0 码力 | 3015 页 | 10.78 MB | 1 年前
    3

  • pdf文档 pandas: powerful Python data analysis toolkit -1.0.3

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224 3 User Guide 227 3.1 IO tools (text, CSV, HDF5, ...) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 5.1 3.5 1.4 0.2 Iris-setosa 1 4.9 3.0 1.4 0.2 Iris-setosa 2 4.7 3.2 1.3 0.2 Iris-setosa 3 4.6 3.1 1.5 0.2 Iris-setosa 4 5.0 3.6 1.4 0.2 Iris-setosa In [76]: (iris.assign(sepal_ratio=iris['SepalWidth'] Iris-setosa 0.686275 1 4.9 3.0 1.4 0.2 Iris-setosa 0.612245 2 4.7 3.2 1.3 0.2 Iris-setosa 0.680851 3 4.6 3.1 1.5 0.2 Iris-setosa 0.673913 4 5.0 3.6 1.4 0.2 Iris-setosa 0.720000 In the example above, we inserted
    0 码力 | 3071 页 | 10.10 MB | 1 年前
    3

  • pdf文档 pandas: powerful Python data analysis toolkit - 1.4.2

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1026 3 API reference 1027 3.1 Input/output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 5.1 3.5 1.4 0.2 Iris-setosa 1 4.9 3.0 1.4 0.2 Iris-setosa 2 4.7 3.2 1.3 0.2 Iris-setosa 3 4.6 3.1 1.5 0.2 Iris-setosa 4 5.0 3.6 1.4 0.2 Iris-setosa In [84]: iris.assign(sepal_ratio=iris["SepalWidth"] Iris-setosa 0.686275 1 4.9 3.0 1.4 0.2 Iris-setosa 0.612245 2 4.7 3.2 1.3 0.2 Iris-setosa 0.680851 3 4.6 3.1 1.5 0.2 Iris-setosa 0.673913 4 5.0 3.6 1.4 0.2 Iris-setosa 0.720000 In the example above, we inserted
    0 码力 | 3739 页 | 15.24 MB | 1 年前
    3

  • pdf文档 pandas: powerful Python data analysis toolkit - 1.4.4

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1026 3 API reference 1027 3.1 Input/output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 5.1 3.5 1.4 0.2 Iris-setosa 1 4.9 3.0 1.4 0.2 Iris-setosa 2 4.7 3.2 1.3 0.2 Iris-setosa 3 4.6 3.1 1.5 0.2 Iris-setosa 4 5.0 3.6 1.4 0.2 Iris-setosa In [84]: iris.assign(sepal_ratio=iris["SepalWidth"] Iris-setosa 0.686275 1 4.9 3.0 1.4 0.2 Iris-setosa 0.612245 2 4.7 3.2 1.3 0.2 Iris-setosa 0.680851 3 4.6 3.1 1.5 0.2 Iris-setosa 0.673913 4 5.0 3.6 1.4 0.2 Iris-setosa 0.720000 In the example above, we inserted
    0 码力 | 3743 页 | 15.26 MB | 1 年前
    3

  • pdf文档 pandas: powerful Python data analysis toolkit - 1.5.0rc0

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 993 i 3 API reference 1033 3.1 Input/output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 5.1 3.5 1.4 0.2 Iris-setosa 1 4.9 3.0 1.4 0.2 Iris-setosa 2 4.7 3.2 1.3 0.2 Iris-setosa 3 4.6 3.1 1.5 0.2 Iris-setosa 4 5.0 3.6 1.4 0.2 Iris-setosa (continues on next page) 2.2. Guides 191 pandas: Iris-setosa 0.686275 1 4.9 3.0 1.4 0.2 Iris-setosa 0.612245 2 4.7 3.2 1.3 0.2 Iris-setosa 0.680851 3 4.6 3.1 1.5 0.2 Iris-setosa 0.673913 4 5.0 3.6 1.4 0.2 Iris-setosa 0.720000 In the example above, we inserted
    0 码力 | 3943 页 | 15.73 MB | 1 年前
    3

  • pdf文档 pandas: powerful Python data analysis toolkit - 1.3.3

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1017 3 API reference 1019 3.1 Input/output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 5.1 3.5 1.4 0.2 Iris-setosa 1 4.9 3.0 1.4 0.2 Iris-setosa 2 4.7 3.2 1.3 0.2 Iris-setosa 3 4.6 3.1 1.5 0.2 Iris-setosa 4 5.0 3.6 1.4 0.2 Iris-setosa In [84]: iris.assign(sepal_ratio=iris["SepalWidth"] Iris-setosa 0.686275 1 4.9 3.0 1.4 0.2 Iris-setosa 0.612245 2 4.7 3.2 1.3 0.2 Iris-setosa 0.680851 3 4.6 3.1 1.5 0.2 Iris-setosa 0.673913 4 5.0 3.6 1.4 0.2 Iris-setosa 0.720000 In the example above, we inserted
    0 码力 | 3603 页 | 14.65 MB | 1 年前
    3

  • pdf文档 pandas: powerful Python data analysis toolkit - 1.3.4

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1018 3 API reference 1019 3.1 Input/output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 5.1 3.5 1.4 0.2 Iris-setosa 1 4.9 3.0 1.4 0.2 Iris-setosa 2 4.7 3.2 1.3 0.2 Iris-setosa 3 4.6 3.1 1.5 0.2 Iris-setosa 4 5.0 3.6 1.4 0.2 Iris-setosa In [84]: iris.assign(sepal_ratio=iris["SepalWidth"] Iris-setosa 0.686275 1 4.9 3.0 1.4 0.2 Iris-setosa 0.612245 2 4.7 3.2 1.3 0.2 Iris-setosa 0.680851 3 4.6 3.1 1.5 0.2 Iris-setosa 0.673913 4 5.0 3.6 1.4 0.2 Iris-setosa 0.720000 In the example above, we inserted
    0 码力 | 3605 页 | 14.68 MB | 1 年前
    3

  • pdf文档 pandas: powerful Python data analysis toolkit - 1.3.2

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 975 3 API reference 977 3.1 Input/output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 5.1 3.5 1.4 0.2 Iris-setosa 1 4.9 3.0 1.4 0.2 Iris-setosa 2 4.7 3.2 1.3 0.2 Iris-setosa 3 4.6 3.1 1.5 0.2 Iris-setosa 4 5.0 3.6 1.4 0.2 Iris-setosa In [84]: iris.assign(sepal_ratio=iris["SepalWidth"] Iris-setosa 0.686275 1 4.9 3.0 1.4 0.2 Iris-setosa 0.612245 2 4.7 3.2 1.3 0.2 Iris-setosa 0.680851 3 4.6 3.1 1.5 0.2 Iris-setosa 0.673913 4 5.0 3.6 1.4 0.2 Iris-setosa 0.720000 In the example above, we inserted
    0 码力 | 3509 页 | 14.01 MB | 1 年前
    3

  • pdf文档 pandas: powerful Python data analysis toolkit - 1.1.1

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 910 3 API reference 913 3.1 Input/output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 5.1 3.5 1.4 0.2 Iris-setosa 1 4.9 3.0 1.4 0.2 Iris-setosa 2 4.7 3.2 1.3 0.2 Iris-setosa 3 4.6 3.1 1.5 0.2 Iris-setosa 4 5.0 3.6 1.4 0.2 Iris-setosa In [79]: (iris.assign(sepal_ratio=iris['SepalWidth'] Iris-setosa 0.686275 1 4.9 3.0 1.4 0.2 Iris-setosa 0.612245 2 4.7 3.2 1.3 0.2 Iris-setosa 0.680851 3 4.6 3.1 1.5 0.2 Iris-setosa 0.673913 4 5.0 3.6 1.4 0.2 Iris-setosa 0.720000 In the example above, we inserted
    0 码力 | 3231 页 | 10.87 MB | 1 年前
    3

  • pdf文档 pandas: powerful Python data analysis toolkit - 1.1.0

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 910 3 API reference 913 3.1 Input/output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 5.1 3.5 1.4 0.2 Iris-setosa 1 4.9 3.0 1.4 0.2 Iris-setosa 2 4.7 3.2 1.3 0.2 Iris-setosa 3 4.6 3.1 1.5 0.2 Iris-setosa 4 5.0 3.6 1.4 0.2 Iris-setosa In [79]: (iris.assign(sepal_ratio=iris['SepalWidth'] Iris-setosa 0.686275 1 4.9 3.0 1.4 0.2 Iris-setosa 0.612245 2 4.7 3.2 1.3 0.2 Iris-setosa 0.680851 3 4.6 3.1 1.5 0.2 Iris-setosa 0.673913 4 5.0 3.6 1.4 0.2 Iris-setosa 0.720000 In the example above, we inserted
    0 码力 | 3229 页 | 10.87 MB | 1 年前
    3
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