April 2020
Intermediate to advanced
504 pages
10h 37m
German
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Kapitel 2: Listen und Dictionaries
Viele Programme werden geschrieben, um sich wiederholende Aufgaben zu automatisieren, die Maschinen besser erledigen können als Menschen. In Python ist die häufigste Methode zur Organisation von Informationen das Speichern einer Reihe von Werten in einer Liste. Listen sind äußerst vielseitig und können für die verschiedensten Aufgaben eingesetzt werden.
Die naheliegende Ergänzung zu einer Liste ist das Dictionary, das den Werten zugeordnete Schlüssel speichert. (Mitunter wird das auch als assoziatives Array oder als Hashtabelle bezeichnet.) Die Zuweisung zu und der Zugriff auf Elemente eines Dictionarys erfolgt in einer konstanten Zeitspanne. Damit sind sie ideal dafür geeignet, über dynamische Informationen ...
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