get thresholds from env vars for easier adjustment in ci setup

import pandas as pd

import argparse

import sys

import os

import pathlib

# set positive threshold for "lower is better" metrics, negative for "higher is better"

COLS_2_THRESHOLDS = {

    "MLD": 0.1,

    "MAXIMUM ABS DIFF": 5,

    "MIN_SSNR": -1,

    "MIN_ODG": -0.05,

    "MLD": os.environ.get("CI_REGRESSION_THRESH_MLD", 0.1),

    "MAXIMUM ABS DIFF": os.environ.get("CI_REGRESSION_THRESH_MAX_ABS_DIFF", 5),

    "MIN_SSNR": os.environ.get("CI_REGRESSION_THRESH_SSNR", -1),

    "MIN_ODG": os.environ.get("CI_REGRESSION_THRESH_ODG", -0.05),

}