(Python) Gitlab REST API get commit by user

main.py

import requests
import ujson as json

header ={
    'PRIVATE-TOKEN': 'your_token'
}
def get_commits_by_user(project_id, email, since, until, branch):
    json_loads_of_commit = []
    params = {
        "since": since,
        "until": until,
        "ref_name": branch
    }

    url_p = "https://gitlab.mydomain.com/api/v4/projects/%s/repository/commits" % project_id
    r = requests.get(url_p, params=params, headers=header)
    print(r.url)
    c = 0
    while r.status_code == 200:
        jsLoad = json.loads(r.content)
        newDate = jsLoad[-1]["committed_date"]
        if (params["until"] == newDate):
            break
        user_commits = []
        for cm in jsLoad:
            if cm["author_email"] == email:
                user_commits.append(cm)
                c += 1
        json_loads_of_commit.append(user_commits)
        params["until"] = newDate
        params["per_page"] = 100
        r = requests.get(url_p, params, headers=header)

    print(len(json_loads_of_commit))
    print(json.dumps(json_loads_of_commit))

if __name__ == '__main__':
    since = "2023-11-01T00:00:42.000+01:00"
    until = "2023-12-30T00:00:42.000+01:00"

    get_commits_by_user('20000', 'who@gmail.com', since, until, "development")