data = {
    "0h": {
        "filename": "ccc.txt",
        "label": "0h",
        "position": [0, 0]
    },
    "1h": {
        "filename": "ddd.txt",
        "label": "1h",
        "position": [0, 1]
    }
}

def doe_alles(data):
    for datum in data:
        current = data[datum]
        read_txt_file(current["filename"])
        axs[current["position"]] = blablab
