Math Json Parser

Abtract

Math Json Parser aim to convert mathematical notation in json to expressions of well know python library: polars, numpy;

Background

Math Json: https://cortexjs.io/math-json/
Polars Expression: https://pola-rs.github.io/polars/py-polars/html/reference/expressions/index.html
numpy expression in pandas: https://pandas.pydata.org/docs/reference/api/pandas.DataFrame.eval.html

Example

expr = ["Multiply", ["Add","A","B"],"A"]
output_json = math_parser.parse(expr)
" (col("A")+col("B") ) * col("A") "

Installation

1. git clone https://github.com/timbrist/math_json_parser.git
2. python MathParser.py