\documentclass[10pt,a4paper]{article} % Packages \usepackage{fancyhdr} % For header and footer \usepackage{multicol} % Allows multicols in tables \usepackage{tabularx} % Intelligent column widths \usepackage{tabulary} % Used in header and footer \usepackage{hhline} % Border under tables \usepackage{graphicx} % For images \usepackage{xcolor} % For hex colours %\usepackage[utf8x]{inputenc} % For unicode character support \usepackage[T1]{fontenc} % Without this we get weird character replacements \usepackage{colortbl} % For coloured tables \usepackage{setspace} % For line height \usepackage{lastpage} % Needed for total page number \usepackage{seqsplit} % Splits long words. %\usepackage{opensans} % Can't make this work so far. Shame. Would be lovely. \usepackage[normalem]{ulem} % For underlining links % Most of the following are not required for the majority % of cheat sheets but are needed for some symbol support. \usepackage{amsmath} % Symbols \usepackage{MnSymbol} % Symbols \usepackage{wasysym} % Symbols %\usepackage[english,german,french,spanish,italian]{babel} % Languages % Document Info \author{Theo666} \pdfinfo{ /Title (python-chap-13.pdf) /Creator (Cheatography) /Author (Theo666) /Subject (Python\_Chap\_13 Cheat Sheet) } % Lengths and widths \addtolength{\textwidth}{6cm} \addtolength{\textheight}{-1cm} \addtolength{\hoffset}{-3cm} \addtolength{\voffset}{-2cm} \setlength{\tabcolsep}{0.2cm} % Space between columns \setlength{\headsep}{-12pt} % Reduce space between header and content \setlength{\headheight}{85pt} % If less, LaTeX automatically increases it \renewcommand{\footrulewidth}{0pt} % Remove footer line \renewcommand{\headrulewidth}{0pt} % Remove header line \renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit % This two commands together give roughly % the right line height in the tables \renewcommand{\arraystretch}{1.3} \onehalfspacing % Commands \newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour \newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols \newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns \newcommand{\tn}{\tabularnewline} % Required as custom column type in use % Font and Colours \definecolor{HeadBackground}{HTML}{333333} \definecolor{FootBackground}{HTML}{666666} \definecolor{TextColor}{HTML}{333333} \definecolor{DarkBackground}{HTML}{79B352} \definecolor{LightBackground}{HTML}{F6FAF4} \renewcommand{\familydefault}{\sfdefault} \color{TextColor} % Header and Footer \pagestyle{fancy} \fancyhead{} % Set header to blank \fancyfoot{} % Set footer to blank \fancyhead[L]{ \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{C} \SetRowColor{DarkBackground} \vspace{-7pt} {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}} } \end{tabulary} \columnbreak \begin{tabulary}{11cm}{L} \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Python\_Chap\_13 Cheat Sheet}}}} \\ \normalsize{by \textcolor{DarkBackground}{Theo666} via \textcolor{DarkBackground}{\uline{cheatography.com/193738/cs/40723/}}} \end{tabulary} \end{multicols}} \fancyfoot[L]{ \footnotesize \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{LL} \SetRowColor{FootBackground} \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}} \\ \vspace{-2pt}Theo666 \\ \uline{cheatography.com/theo666} \\ \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}} \\ \vspace{-2pt}Published 16th October, 2023.\\ Updated 9th October, 2023.\\ Page {\thepage} of \pageref{LastPage}. \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}} \\ \SetRowColor{white} \vspace{-5pt} %\includegraphics[width=48px,height=48px]{dave.jpeg} Measure your website readability!\\ www.readability-score.com \end{tabulary} \end{multicols}} \begin{document} \raggedright \raggedcolumns % Set font size to small. Switch to any value % from this page to resize cheat sheet text: % www.emerson.emory.edu/services/latex/latex_169.html \footnotesize % Small font. \begin{multicols*}{3} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Container}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{A container is a data structure that can store and organize multiple values or objects. \newline % Row Count 2 (+ 2) The common types of container : lists, strings, dictionaries, sets, tuplets \newline % Row Count 4 (+ 2) propriétés : \newline % Row Count 5 (+ 1) Capacité à supporter le test d'appartenance, for example, 'to' in 'toto' return True \newline % Row Count 7 (+ 2) Capacité à supporter la fonction len() renvoyant la longueur du container. \newline % Row Count 9 (+ 2) ordonné/ordered; indexable/subscriptable; itérable/iterable% Row Count 11 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{immuable, identifant id(), hachable (hasable, hashibility) hash()} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Tuplet}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{iterable, ordered, indexiable, similar to lists but immutable. \newline % Row Count 2 (+ 2) Avoid containing mutable variables, such as list, dictionary \newline % Row Count 4 (+ 2) (1,2,3) \newline % Row Count 5 (+ 1) tuplet() \newline % Row Count 6 (+ 1) \# create a new tuplet and add element (different id) \newline % Row Count 8 (+ 2) set1 = (1, 2, 3) \newline % Row Count 9 (+ 1) set1 = set1 + (2,) \newline % Row Count 10 (+ 1) \# operators \newline % Row Count 11 (+ 1) \textgreater{}\textgreater{}\textgreater{} (1, 2) + (3, 4) \newline % Row Count 12 (+ 1) (1, 2, 3, 4) \newline % Row Count 13 (+ 1) \textgreater{}\textgreater{}\textgreater{} (1, 2) * 4 \newline % Row Count 14 (+ 1) (1, 2, 1, 2, 1, 2, 1, 2) \newline % Row Count 15 (+ 1) \# iteration \newline % Row Count 16 (+ 1) dic1.items() return a list contains tuplets, each tuplet contains key/value pair \newline % Row Count 18 (+ 2) similar to enumerate() \newline % Row Count 19 (+ 1) \textgreater{}\textgreater{}\textgreater{} for bidule in enumerate({[}75, -75, 0{]}): \newline % Row Count 20 (+ 1) ... print(bidule, type(bidule)) \newline % Row Count 21 (+ 1) ... \newline % Row Count 22 (+ 1) (0, 75) \textless{}class 'tuple'\textgreater{} \newline % Row Count 23 (+ 1) (1, -75) \textless{}class 'tuple'\textgreater{} \newline % Row Count 24 (+ 1) (2, 0) \textless{}class 'tuple'\textgreater{}% Row Count 25 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Dictionary}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{dic = \{key1: value1, key2: value2, ...\} \newline \newline \# iterable by key \newline dic.items() \& dic.keys() \& dic.values() \newline \newline \# ordered by key or value \newline sorted(dic) \# by key \newline sorted(dic, reverse=True) \newline sorted(dic, key=dic.get) \# by value \newline min(dic, key=dic.get) \& max(dic, key=dic.get) \newline \# return the key with maximun or minimun value \newline \newline \# get value \newline dic{[}key{]} \& dic.get(key) \newline \# if the key exist, dic{[}key{]} return error \newline \newline \# modify value / add new key-value pair / remove key \newline dic{[}key{]} = value \newline del dic{[}key{]} \newline dict.pop(key) \newline dic.updata(\{key: value\}) \newline \newline \#duplicate a dictionary (same to lists) \newline dic2 = dic1.copy() \newline \newline \# transform list of list to dictionary \newline dic1 = dir({[}{[}'a', 1{]}, {[}'b', 2{]}{]}) \newline \newline \# list of dictionary \& iteration \newline \textgreater{}\textgreater{}\textgreater{} animaux = {[}ani1, ani2{]} \newline \textgreater{}\textgreater{}\textgreater{} animaux \newline {[}\{'n': 'g', 'p': 1, 't': 5\}, \{'n': 's', 'p': 7, 't': 1\}{]} \newline \textgreater{}\textgreater{}\textgreater{} for ani in animaux: \newline ... print(ani{[}"n"{]}) \newline ... \newline girafe \newline singe \newline \textgreater{}\textgreater{}\textgreater{}len(animaux) \newline 2 \# length of dictionaries in a list} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{les objets utilisés comme clé doivent être hachables \newline Si un des sous-éléments a plus de 2 éléments (ou moins), Python renvoie une erreur} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Set}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{iterable, mutable, unordered, indexable, a list without duplicated element \newline % Row Count 2 (+ 2) \{1,2,3\} \newline % Row Count 3 (+ 1) \# transforme a list to a set \newline % Row Count 4 (+ 1) set() \newline % Row Count 5 (+ 1) \# add the new element at the end \newline % Row Count 6 (+ 1) set.add() \newline % Row Count 7 (+ 1) \# remove element \newline % Row Count 8 (+ 1) set.discard() \newline % Row Count 9 (+ 1) set.remove() \newline % Row Count 10 (+ 1) \# remove() raises an exception if the element is not present, but discard() does not \newline % Row Count 12 (+ 2) \# add multiple elements to a set \newline % Row Count 13 (+ 1) set.updata() \newline % Row Count 14 (+ 1) \# This method takes any iterable object as an argument, such as another set, a list, a tuple, or a dictionary. For example, set s = \{1, 2, 3\}, add \{4, 5\} and {[}6, 7{]} to it by calling s.update(\{4, 5\}, {[}6, 7{]}). This will result in s = \{1, 2, 3, 4, 5, 6, 7\} \newline % Row Count 20 (+ 6) \# operations of sets \newline % Row Count 21 (+ 1) set(list1) \& set(list2) \# elements \newline % Row Count 22 (+ 1) set(list1) | set(list2) \# union \newline % Row Count 23 (+ 1) set(list1) - set(list2) \# difference% Row Count 24 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Range}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{range(start, stop, step) \newline % Row Count 1 (+ 1) step could be negative, for example range(5, 1, -1) \newline % Row Count 3 (+ 2) similar to lists, but immutable/hashable \newline % Row Count 4 (+ 1) transform range to list \newline % Row Count 5 (+ 1) list(range())% Row Count 6 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} % That's all folks \end{multicols*} \end{document}