LaTeX Forum

\documentclass[12pt, a4paper]{report}
...
% Python Listing %%%%%%%%%%%%%%%%%%%%%%%%%%

% Default fixed font does not support bold face
\DeclareFixedFont{\ttb}{T1}{txtt}{bx}{n}{10} % for bold
\DeclareFixedFont{\ttm}{T1}{txtt}{m}{n}{10}  % for normal

% Custom colors
\usepackage{color}
\definecolor{deepblue}{rgb}{0,0,0.5}
\definecolor{deepred}{rgb}{0.6,0,0}
\definecolor{deepgreen}{rgb}{0,0.5,0}
\definecolor{mygray}{rgb}{0.5,0.5,0.5}

\usepackage{listings}

% Python style for highlighting
\newcommand\pythonstyle{\lstset{
		language=Python,
		basicstyle=\ttm,
		otherkeywords={self},             % Add keywords here
		keywordstyle=\ttb\color{deepblue},
		morekeywords={*,...},
		emph={MyClass,__init__},          % Custom highlighting
		emphstyle=\ttb\color{deepred},    % Custom highlighting style
		stringstyle=\color{deepgreen},
		frame=single,                         % Any extra options here
		showstringspaces=true,
		numberstyle=\ttb\color{mygray},
		rulecolor=\color{black},
		numbers=left            % 
}}


% Python environment
\lstnewenvironment{python}[1][]
{
	\pythonstyle
	\lstset{#1}
}
{}

% Python for external files
\newcommand\pythonexternal[2][]{{
		\pythonstyle
		\lstinputlisting[#1]{#2}}}

% Python for inline
\newcommand\pythoninline[1]{{\pythonstyle\lstinline!#1!}}


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

...

\begin{document}

...

\begin{figure}[H]
	\begin{minipage}[t]{.49\textwidth}
		\begin{python}
			def select_white(image):
				lower = np.uint8([200,200,200])
				upper = np.uint8([255,255,255])
				white_mask = cv2.inRange(image, lower, upper)
				return cv2.bitwise_and(image, image, mask = white_mask)
		\end{python}
	\end{minipage}
	\hfill
	\begin{minipage}[t]{.49\textwidth}
		\centering
		\includegraphics[width=0.9\textwidth]{Bilder/Lanes/02_White.png}
		\caption{Weiß-Filter}
		\label{abb:lane_white}
	\end{minipage}
\end{figure}

...

\end{document}