From c3311f518cf09e7b9a4c194badb98e8f5b3e0bed Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20J=C3=A4schke?= <jaeschke@l3s.de>
Date: Tue, 22 Jan 2019 14:03:07 +0100
Subject: [PATCH] =?UTF-8?q?+Regex-=C3=9Cbung?=
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notebooks/uebung_regex.ipynb | 67 ++++++++++++++++++++++++++++++++++++
1 file changed, 67 insertions(+)
create mode 100644 notebooks/uebung_regex.ipynb
diff --git a/notebooks/uebung_regex.ipynb b/notebooks/uebung_regex.ipynb
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+{
+ "cells": [
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "# 12. Ãœbungsblatt\n",
+ "\n",
+ "Mit diesem Python-Code können Sie Ihren regulären Ausdruck testen:"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {},
+ "outputs": [],
+ "source": [
+ "import re\n",
+ "\n",
+ "\"\"\"\n",
+ "Ändern Sie den folgenden regulären Ausdruck, so dass alle \n",
+ "positiven Muster erkannt werden, aber kein negatives Muster.\n",
+ "\"\"\"\n",
+ "muster = re.compile(\"ap.*t\") \n",
+ "positive = [\n",
+ " \"rap them\",\n",
+ " \"tapeth\",\n",
+ " \"apth\",\n",
+ " \"wrap/try\",\n",
+ " \"sap tray\",\n",
+ " \"87ap9th\",\n",
+ " \"apothecary\"\n",
+ "]\n",
+ "\n",
+ "negative = [\n",
+ " \"aleht\",\n",
+ " \"happy them\",\n",
+ " \"tarpth\",\n",
+ " \"Apt\",\n",
+ " \"peth\",\n",
+ " \"tarreth\",\n",
+ " \"ddapdg\",\n",
+ " \"apples\",\n",
+ " \"shape the\"\n",
+ "]\n",
+ "\n",
+ "# testen, ob alle positiven Muster richtig erkannt werden\n",
+ "positive_not_matched = [s for s in positive if not muster.findall(s)]\n",
+ "if positive_not_matched:\n",
+ " print(\"Folgende positive Muster wurden nicht erkannt:\", \", \".join(positive_not_matched))\n",
+ "\n",
+ "# testen, ob keine negativen Muster erkannt werden\n",
+ "negative_matched = [s for s in negative if muster.findall(s)]\n",
+ "if negative_matched:\n",
+ " print(\"Folgende negativen Muster wurden erkannt:\", \", \".join(negative_matched))\n"
+ ]
+ }
+ ],
+ "metadata": {
+ "language_info": {
+ "name": "python",
+ "pygments_lexer": "ipython3"
+ }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}
--
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