#!/usr/bin/python3.7
# -*- coding: utf-8 -*-
# @Time : 2019/6/14 13:59
# @Author: Jtyoui@qq.com
from jtyoui.web import get
from urllib.parse import quote
[文档]def math_tex(tex, file_path=None):
"""根据Tex语言生成数学公式矢量图
关于Tex语法参考：https://blog.csdn.net/qfire/article/details/81382048
:param tex: Tex语言
:param file_path: 保存矢量图的地址，后缀名一定是: xxx.svg
:return: 默认返回SVG数据。有地址保存到地址，返回True
"""
u = quote(tex)
name = hash(tex)
s = get(f'https://math.jianshu.com/math?formula={u}')
data = s.text
if not file_path:
file_path = './' + str(name) + '.svg'
w = open(file_path, 'w')
w.write(data)
w.flush()
w.close()
return True
if __name__ == '__main__':
Tex = r"""\begin{bmatrix}
0 & \cdots & 0 \\
\vdots & \ddots & \vdots \\
0 & \cdots & 0
\end{bmatrix}"""
d = math_tex(Tex)