Файловый менеджер - Редактировать - /opt/imh-python/lib/python3.9/site-packages/IPython/lib/__pycache__/latextools.cpython-39.pyc
Ðазад
a o�h� � @ s� d Z ddlmZmZ ddlZddlZddlZddlZddlm Z ddl Z ddl m Z ddl mZmZ ddlmZ ddlmZ dd lmZmZmZ dd lmZ G d d � d e�Zd dd�Zd dd�Z d dd�Z dd� Z dd� Z dZ d!d d �Z!dS )"zTools for handling LaTeX.� )�BytesIO�openN)� encodebytes)�Path)�find_cmd� FindCmdError�� get_config)�SingletonConfigurable)�List�Bool�Unicode)� cast_unicodec @ sr e Zd ZdZdd� Zee� ddgdd�jdd �Ze dd d�jdd �Z eg d �d d�jdd �Z ed d�jdd �Z dS )� LaTeXToolz3An object to store configuration of the LaTeX tool.c C s t � S )Nr )�self� r ��/root/rpmbuild/BUILDROOT/imh-python39-modules-3.9.7-92.el8.x86_64/opt/imh-python/lib/python3.9/site-packages/IPython/lib/latextools.py�_config_default s zLaTeXTool._config_default� matplotlib�dvipnga Preferred backend to draw LaTeX math equations. Backends in the list are checked one by one and the first usable one is used. Note that `matplotlib` backend is usable only for inline style equations. To draw display style equations, `dvipng` backend must be specified. )�helpT)�configzmUse breqn.sty to automatically break long equations. This configuration takes effect only for dvipng backend.)ZamsmathZamsthmZamssymbZbmziA list of packages to use for dvipng backend. 'breqn' will be automatically appended when use_breqn=True.zKAdditional preamble to use when generating LaTeX source for dvipng backend.N) �__name__� __module__� __qualname__�__doc__r r r �tag�backendsr � use_breqn�packages�preambler r r r r s2 � �������r F�Black� �?c C s t | �} t�� j}|du r"|d }||vr.dS |dkr<t}n�|dkr�t}|�d�r�t|�dkr�z.d�d� d d � t � |d d� d �D ���}W q� t y� } z t d �|��|�W Y d}~q�d}~0 0 q�t d �|���nt d�|���|| |||�} |�r| �rt | �} | S )al Render a LaTeX string to PNG. Parameters ---------- s : str The raw string containing valid inline LaTeX. encode : bool, optional Should the PNG data base64 encoded to make it JSON'able. backend : {matplotlib, dvipng} Backend for producing PNG data. wrap : bool If true, Automatically wrap `s` as a LaTeX equation. color : string Foreground color name among dvipsnames, e.g. 'Maroon' or on hex RGB format, e.g. '#AA20FA'. scale : float Scale factor for the resulting PNG. None is returned when the backend cannot be used. Nr r r �#� zRGB {}� c S s g | ]}t t|d ���qS )� )�str�int)�.0�xr r r � <listcomp>a � z latex_to_png.<locals>.<listcomp>� � z Invalid color specification {}.zNo such backend {0})r r �instancer �latex_to_png_mpl�latex_to_png_dvipng� startswith�len�format�join�textwrap�wrap� ValueErrorr ) �s�encode�backendr7 �color�scaleZallowed_backends�f�eZbin_datar r r � latex_to_png= s0 �( r@ c C s z0ddl m}m}m} ddlm} ddlm} W n tyD Y d S 0 | � dd�} |r`d� | �} z�|j dd �} d | } t � } |� d �} | j| d | d �\} }}}}|j| d |d fd�}|jd|| | | |d� |�|� |j| | ddd� | �� W S tt|f�y Y d S 0 d S )Nr )�figure� font_manager�mathtext)� backend_agg)�ParseFatalExceptionz$$�$z${0}$� )�size�x �path�H )�dpi�prop)Zfigsize)Zfontpropertiesr< ZpngT)rL r4 � transparent)r rA rB rC Zmatplotlib.backendsrD Z pyparsingrE � ImportError�replacer4 ZFontPropertiesr ZMathTextParser�parseZFigure�textZFigureCanvasAggZsavefig�getvaluer8 � RuntimeError)r9 r7 r< r= rA rB rC rD rE rM rL �buffer�parser�width�height�depth�_Zfigr r r r0 o s, r0 c C s� zt d� t d� W n ty( Y d S 0 d }tjdkrPt�� }| jtjO _�zD�ztt � � �}d}d}d}|� |�j ddd �� } | � t| |�� W d � n1 s�0 Y tjdd d d |g|tjtj|d � td| �} tjddddt| �ddddd||d|g|tjtj|d � |� |�� d��&} | �� W d � W W t�|� S 1 �sX0 Y W n$ tj�y� Y W t�|� d S 0 W t�|� n t�|� 0 d S )N�latexr �ntztmp.texztmp.dviztmp.png�w�utf8)�encodingz-halt-on-errorz -interactionZ batchmode)�cwd�stdout�stderr� startupinfo� z-TZtightz-Dz-z�9z-bgZ Transparentz-oz-fg�rb)r r �os�name� subprocessZ STARTUPINFOZdwFlagsZSTARTF_USESHOWWINDOWr �tempfile�mkdtemp�joinpathr � writelines� genelatex� check_call�DEVNULL�roundr' �read�shutil�rmtree�CalledProcessError) r9 r7 r< r= rc ZworkdirZtmpfileZdvifile�outfiler> � resolutionr r r r1 � sl . � �� � �r1 c C sV z>t d� tjd| gtjtjd�}|�� \}}|�� �dd�W S tyP Y n0 dS )z5Invoke kpsewhich command with an argument `filename`.� kpsewhich)ra rb r^ rP N)r ri �Popen�PIPE� communicate�strip�decoder )�filename�procra rb r r r rx � s � rx c c s� t �� }|o|jotd�}dV |j}|r4|dg }|D ]}d�|�V q8dV |jr^|jV dV |r|dV | V dV n|r�d �| �V n| V d V d S ) z+Generate LaTeX document for dvipng backend.z breqn.styz\documentclass{article}�breqnz\usepackage{{{0}}}z\pagestyle{empty}z\begin{document}z\begin{dmath*}z \end{dmath*}z$${0}$$z\end{document}N)r r/ r rx r r4 r )�bodyr7 �ltr� r �packr r r rn � s( rn z-<img src="data:image/png;base64,%s" alt=%s />�imagec C s& t | dd��d�}|r"t||f S dS )z�Render LaTeX to HTML with embedded PNG data using data URIs. Parameters ---------- s : str The raw string containing valid inline LateX. alt : str The alt text to use for the HTML. T)r: �asciiN)r@ r} �_data_uri_template_png)r9 ZaltZ base64_datar r r � latex_to_html� s r� )FNFr! r" )r! r" )r! r" )r� )"r �ior r rg rj rs ri �base64r r6 �pathlibr ZIPython.utils.processr r Ztraitlets.configr Z traitlets.config.configurabler Z traitletsr r r ZIPython.utils.py3compatr r r@ r0 r1 rx rn r� r� r r r r �<module> s. % � 2 >
| ver. 1.1 | |
.
| PHP 8.3.30 | Ð“ÐµÐ½ÐµÑ€Ð°Ñ†Ð¸Ñ Ñтраницы: 0 |
proxy
|
phpinfo
|
ÐаÑтройка