fisher-PkKiK0vS) D:\fisher>pipenv install flask-sqlalchemy

Installing flask-sqlalchemy… Error: An error occurred while installing flask-sqlalchemy! Error text: WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘ProxyError(‘Your proxy appears to only use HTTP and not HTTPS, try changing your proxy URL to be HTTP. See: https://urllib3.readthedocs.io/en/1.26.x/advanced-usage.html#https-proxy-error-http-proxy’, SSLError(SSLError(1, ‘[SSL: WRONG_VERSION_NUMBER] wrong version number (_ssl.c:1129)’)))’: /simple/flask-sqlalchemy/