shirts.io GET /quote/ endpoint

gistfile1.py

import requests

api_key = "PRAGMATISMPLZ"
shirtsio_url = "https://www.shirts.io/api/v1"

def shirtsio_get(endpoint, params=None):
    params = params or dict()
    params["api_key"] = api_key
    response = requests.get(shirtsio_url + endpoint, params=params)
    if response.status_code != 200:
        try:
            explanation = response.json()
        except ValueError:
            explanation = response.text
        raise Exception("{}: {}".format(explanation, response.url))
    return response.json()["result"]
    
def shirtsio_quote(product_id, color, sizes):
    assert set(sizes.keys()).issubset({"xxsml", "xsml", "sml", "med", "lrg", "xlg", "xxl", "xxxl", "xxxxl", "xxxxxl", "xxxxxxl"})
    params = {
        "api_key": api_key,
        "garment": [
            {
                "color": color,
                "sizes": sizes,
            },
        ],
        "print": {
            "front": {
                "color_count": 11,  # color_count 11 for full color
            },
        },
        "print_type": "Digital Print",
    }
    return shirtsio_get("/quote/", params)
    
shirtsio_quote(31, "Baby Blue", {"med": 1})
# Exception: APPLICATION ERROR: 'list' object has no attribute 'iteritems': https://www.shirts.io/api/v1/quote/?print=front&garment=color&garment=sizes&print_type=Digital+Print&api_key=PRAGMATISMPLZ