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如何从代码(python)创建/修改jupyter笔记本?

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我正在尝试自动化我的项目创建过程,并希望在其中创建一个新的jupyter笔记本并用一些单元格和内容填充它,我通常在每个笔记本中(即,导入, Headers 等)

是否可以通过python执行此操作?

2 回答

  • 3

    你可以使用 nbformat 来做到这一点 . 下面是一个来自Creating an IPython Notebook programatically的例子:

    import nbformat as nbf
    
    nb = nbf.v4.new_notebook()
    text = """\
    # My first automatic Jupyter Notebook
    This is an auto-generated notebook."""
    
    code = """\
    %pylab inline
    hist(normal(size=2000), bins=50);"""
    
    nb['cells'] = [nbf.v4.new_markdown_cell(text),
                   nbf.v4.new_code_cell(code)]
    fname = 'test.ipynb'
    
    with open(fname, 'w') as f:
        nbf.write(nb, f)
    
  • 11

    这绝对是可能的 . 笔记本只是json文件 . 这个notebook例如只是:

    {
     "cells": [
      {
       "cell_type": "markdown",
       "metadata": {},
       "source": [
        "# Header 1"
       ]
      },
      {
       "cell_type": "code",
       "execution_count": 2,
       "metadata": {
        "ExecuteTime": {
         "end_time": "2016-09-16T16:28:53.333738",
         "start_time": "2016-09-16T16:28:53.330843"
        },
        "collapsed": false
       },
       "outputs": [],
       "source": [
        "def foo(bar):\n",
        "    # Standard functions I want to define.\n",
        "    pass"
       ]
      },
      {
       "cell_type": "markdown",
       "metadata": {},
       "source": [
        "## Header 2"
       ]
      },
      {
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
        "collapsed": true
       },
       "outputs": [],
       "source": []
      }
     ],
     "metadata": {
      "kernelspec": {
       "display_name": "Python 2",
       "language": "python",
       "name": "python2"
      },
      "language_info": {
       "codemirror_mode": {
        "name": "ipython",
        "version": 2
       },
       "file_extension": ".py",
       "mimetype": "text/x-python",
       "name": "python",
       "nbconvert_exporter": "python",
       "pygments_lexer": "ipython2",
       "version": "2.7.10"
      },
      "toc": {
       "toc_cell": false,
       "toc_number_sections": true,
       "toc_threshold": 6,
       "toc_window_display": false
      }
     },
     "nbformat": 4,
     "nbformat_minor": 0
    }
    

    凌乱时,它只是一个单元格对象列表 . 我可能会在实际笔记本中创建我的模板并保存它而不是尝试手动生成初始模板 . 如果要以编程方式添加 Headers 或其他变量,可以始终将* .ipynb文件中的原始笔记本文本复制到python文件中,并使用字符串格式插入值 .

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