\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{prettyhatcobb} \pdfinfo{ /Title (jupyter.pdf) /Creator (Cheatography) /Author (prettyhatcobb) /Subject (Jupyter 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}{155b72} \definecolor{LightBackground}{HTML}{F0F4F6} \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{Jupyter Cheat Sheet}}}} \\ \normalsize{by \textcolor{DarkBackground}{prettyhatcobb} via \textcolor{DarkBackground}{\uline{cheatography.com/198344/cs/41952/}}} \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}prettyhatcobb \\ \uline{cheatography.com/prettyhatcobb} \\ \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}} \\ \vspace{-2pt}Not Yet Published.\\ Updated 5th January, 2024.\\ 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}{First}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\# import all needed libraries} \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{import pandas as pd import matplotlib.pyplot as plt import seaborn as sns} \tn % Row Count 3 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Explore and pre-process Data}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Exploring Data: \newline \newline \# Get basic information about the DataFrame \newline df.info() \newline \newline \# Summary statistics for numerical columns \newline df.describe() \newline \newline \# Number of unique values in each column \newline df.nunique() \newline \newline \# Count missing values in each column \newline df.isnull().sum() \newline \newline \# Remove duplicate rows \newline df = df.drop\_duplicates() \newline \newline \# Drop columns with missing values \newline df = df.dropna(axis=1) \newline \newline \# Fill missing values with a specific value \newline df{[}'column\_name'{]}.fillna(value, inplace=True) \newline \newline \# Drop rows with missing values \newline df = df.dropna() \newline \newline \# Replace values in a column \newline df{[}'column\_name'{]}.replace(\{old\_value: new\_value\}, inplace=True) \newline \newline \# Convert data types \newline df{[}'column\_name'{]} = df{[}'column\_name'{]}.astype('new\_data\_type') \newline \newline \# Rename columns \newline df.rename(columns=\{'old\_column\_name': 'new\_column\_name'\}, inplace=True) \newline \newline \# Filter rows based on a condition \newline filtered\_df = df{[}df{[}'column\_name'{]} \textgreater{} value{]} \newline \newline \# Multiple conditions \newline filtered\_df = df{[}(df{[}'column1'{]} \textgreater{} value1) \& (df{[}'column2'{]} \textless{} value2){]} \newline \newline \# Select specific columns \newline selected\_columns\_df = df{[}{[}'column1', 'column2'{]}{]} \newline \newline \# Sorting the DataFrame \newline df.sort\_values(by='column\_name', ascending=False, inplace=True) \newline \newline \# Create a new column based on existing columns \newline df{[}'new\_column'{]} = df{[}'column1'{]} + df{[}'column2'{]} \newline \newline \# Apply a function to a column \newline df{[}'new\_column'{]} = df{[}'existing\_column'{]}.apply(lambda x: your\_function(x))} \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}{Analyse}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\# Plotting histograms} \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{df{[}'column\_name'{]}.hist()} \tn % Row Count 2 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} % That's all folks \end{multicols*} \end{document}