summaryrefslogtreecommitdiffstats
path: root/Python/Dependencies/future-0.18.2/docs/notebooks/object special methods (next, bool, ...).ipynb
diff options
context:
space:
mode:
authoryum <yum.food.vr@gmail.com>2023-01-01 21:05:27 -0800
committeryum <yum.food.vr@gmail.com>2023-01-01 21:44:45 -0800
commite25bdba3a3a53b09be5269d8b065c13b73ab55c3 (patch)
tree1d1dc1d94cde92c2f4f8ce86017395054787515d /Python/Dependencies/future-0.18.2/docs/notebooks/object special methods (next, bool, ...).ipynb
parent0d408cc812a094a708edbe4baf536e928731cfc3 (diff)
Embed git in package
package.ps1 fetches PortableGit and embeds it in the package. This eliminates all but one runtime dependency (MSVC++ Redistributable). * Move Python into a new FOSS folder.
Diffstat (limited to 'Python/Dependencies/future-0.18.2/docs/notebooks/object special methods (next, bool, ...).ipynb')
-rw-r--r--Python/Dependencies/future-0.18.2/docs/notebooks/object special methods (next, bool, ...).ipynb246
1 files changed, 0 insertions, 246 deletions
diff --git a/Python/Dependencies/future-0.18.2/docs/notebooks/object special methods (next, bool, ...).ipynb b/Python/Dependencies/future-0.18.2/docs/notebooks/object special methods (next, bool, ...).ipynb
deleted file mode 100644
index 5729ddc..0000000
--- a/Python/Dependencies/future-0.18.2/docs/notebooks/object special methods (next, bool, ...).ipynb
+++ /dev/null
@@ -1,246 +0,0 @@
-{
- "metadata": {
- "name": ""
- },
- "nbformat": 3,
- "nbformat_minor": 0,
- "worksheets": [
- {
- "cells": [
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "``object`` special methods"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import sys\n",
- "sys.version"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "metadata": {},
- "output_type": "pyout",
- "prompt_number": 1,
- "text": [
- "'2.7.6 (default, Mar 22 2014, 22:59:56) \\n[GCC 4.8.2]'"
- ]
- }
- ],
- "prompt_number": 1
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "from builtins import object"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [],
- "prompt_number": 2
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "object??"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [],
- "prompt_number": 2
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "# Py3-style iterators written as new-style classes (subclasses of\n",
- "# future.builtins.object) are backward compatibile with Py2:\n",
- "class Upper(object):\n",
- " def __init__(self, iterable):\n",
- " self._iter = iter(iterable)\n",
- " def __next__(self): # note the Py3 interface\n",
- " return next(self._iter).upper()\n",
- " def __iter__(self):\n",
- " return self"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [],
- "prompt_number": 3
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "assert list(Upper('hello')) == list('HELLO')"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [],
- "prompt_number": 5
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "class AllOrNothing(object):\n",
- " def __init__(self, l):\n",
- " self.l = l\n",
- " def __bool__(self):\n",
- " return all(self.l)"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [],
- "prompt_number": 6
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "container = AllOrNothing([0, 100, 200])\n",
- "bool(container)"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "metadata": {},
- "output_type": "pyout",
- "prompt_number": 8,
- "text": [
- "False"
- ]
- }
- ],
- "prompt_number": 8
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "container2 = AllOrNothing([-100, 100, 200])\n",
- "bool(container2)"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "metadata": {},
- "output_type": "pyout",
- "prompt_number": 9,
- "text": [
- "True"
- ]
- }
- ],
- "prompt_number": 9
- },
- {
- "cell_type": "markdown",
- "metadata": {},
- "source": [
- "Classes derived from Python builtins don't have this behaviour:"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "class AllOrNothingBroken(list):\n",
- " def __bool__(self):\n",
- " print('Called!')\n",
- " return all(self)"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [],
- "prompt_number": 13
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "container3 = AllOrNothingBroken([0, 1, 2])\n",
- "bool(container3)"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "metadata": {},
- "output_type": "pyout",
- "prompt_number": 14,
- "text": [
- "True"
- ]
- }
- ],
- "prompt_number": 14
- },
- {
- "cell_type": "markdown",
- "metadata": {},
- "source": [
- "But subclasses of ``future`` types do:"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "from builtins import list\n",
- "\n",
- "class AllOrNothingFixed(list):\n",
- " def __bool__(self):\n",
- " print('Called!')\n",
- " return all(self)"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [],
- "prompt_number": 15
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "container4 = AllOrNothingFixed([0, 1, 2])\n",
- "bool(container4)"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "metadata": {},
- "output_type": "pyout",
- "prompt_number": 17,
- "text": [
- "True"
- ]
- }
- ],
- "prompt_number": 17
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [],
- "language": "python",
- "metadata": {},
- "outputs": []
- }
- ],
- "metadata": {}
- }
- ]
-}