minimalistic-pipes-in-python.ipynb

minimalistic-pipes-in-python.ipynb

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    {
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      "cell_type": "markdown",
      "source": "## Minimalistic pipes in Python\nResembles `dplyr`'s `%>%`.\n\nBecause we can."
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "class StopPipeException(Exception):\n  pass\n\nclass Pipe(object):\n  def __init__(self, x):\n    self.x = x\n  def __rshift__(self, f):\n    try:\n      return Pipe(f(self.x))\n    except StopPipeException:\n      return self.x\n\ndef stop(x):\n  raise StopPipeException",
      "execution_count": 1,
      "outputs": []
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "from math import sin, sqrt",
      "execution_count": 2,
      "outputs": []
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "Pipe(3) >> sin >> sqrt >> stop",
      "execution_count": 3,
      "outputs": [
        {
          "output_type": "execute_result",
          "execution_count": 3,
          "data": {
            "text/plain": "0.3756594309475901"
          },
          "metadata": {}
        }
      ]
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      "cell_type": "code",
      "source": "",
      "execution_count": null,
      "outputs": []
    }
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