U. Schmitt, B. Moser, C. Lorenz, and A. Refregier. (2022)cite arxiv:2203.11945Comment: 28 pages, 5 figures, 5 tables, Link to package: https://cosmology.ethz.ch/research/software-lab/sympy2c.html, the described packaged sympy2c is used within arXiv:2112.08395.