\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
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\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{gerog}
\pdfinfo{
  /Title (python-altair.pdf)
  /Creator (Cheatography)
  /Author (gerog)
  /Subject (Python Altair Cheat Sheet)
}

% Lengths and widths
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% This two commands together give roughly
% the right line height in the tables
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\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
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% Font and Colours
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\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 Altair Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{gerog} via \textcolor{DarkBackground}{\uline{cheatography.com/121971/cs/22502/}}}
\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}gerog \\
  \uline{cheatography.com/gerog} \\
  \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 22nd April, 2020.\\
   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*}{4}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Basics}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{import altair as alt \newline  \newline from vega\_datasets import data \newline cars = data.cars() \newline  \newline alt.Chart(cars).mark\_point().encode( \newline     x='Horsepower', \newline     y='Miles\_per\_Gallon', \newline     color='Origin', \newline )} \tn 
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\par\addvspace{1.3em}

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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Gallery}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{3.833cm}}{\{\{link="https://altair-viz.github.io/gallery/index.html"\}\}Examples Gallery\{\{/link\}\}% Row Count 2 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

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% Row 0
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Channels & X, Y, X2, Y2 \tn 
% Row Count 1 (+ 1)
% Row 1
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Mark Property & Color, Fill, Size, Opacity \tn 
% Row Count 2 (+ 1)
% Row 2
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Text & Text (for labels), Tooltip \tn 
% Row Count 3 (+ 1)
% Row 3
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Facet & Column, Row, Facet \tn 
% Row Count 4 (+ 1)
% Row 4
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Others & Detail, Order \tn 
% Row Count 5 (+ 1)
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\SetRowColor{LightBackground}
\mymulticolumn{2}{x{3.833cm}}{Short form is the same without first {\bf{C}}apital letter}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
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\par\addvspace{1.3em}

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% Row 0
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quantitative (Q) & a continuous real-valued quantity \tn 
% Row Count 2 (+ 2)
% Row 1
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ordinal (O) & a discrete ordered quantity \tn 
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nominal (N) & a discrete unordered category \tn 
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temporal (T) & a time or date value \tn 
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{p{0.39429 cm} x{2.33541 cm} p{0.3033 cm} }
\SetRowColor{DarkBackground}
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% Row 0
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field & field to encode &  \tn 
% Row Count 1 (+ 1)
% Row 1
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axis & axis's gridlines, ticks, labels & X, Y \tn 
% Row Count 3 (+ 2)
% Row 2
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bin & True: bin a quatitative var. & X, Y \tn 
% Row Count 4 (+ 1)
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Marks}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{mark\_area() \newline mark\_line() \newline mark\_bar() \newline mark\_point() \newline mark\_circle() \newline mark\_rect() \newline mark\_text() \newline mark\_tick() \newline mark\_boxplot() \newline mark\_errorband() \newline mark\_errorbar()} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{x{2.30011 cm} x{1.13289 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{Compound Charts}}  \tn
% Row 0
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alt.layer(chart1, chart2) & chart1 + chart2 \tn 
% Row Count 2 (+ 2)
% Row 1
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alt.hconcat(c1, c2) & chart1 | chart2 \tn 
% Row Count 4 (+ 2)
% Row 2
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alt.vconcat(c1, c2) & chart1 \& chart2 \tn 
% Row Count 6 (+ 2)
% Row 3
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chart.facet(facet, row, column) & as a method \tn 
% Row Count 8 (+ 2)
% Row 4
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chart.repeat(row, column) & as a method \tn 
% Row Count 9 (+ 1)
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Altair Cheat Sheet}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{3.833cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/gerog_1587559292_altair-logo-light.png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}