def login(account_name, region, username, password, passcode):
    # Data to be sent in the request body
    data = {
        "data": {
            "ACCOUNT_NAME": account_name,
            "LOGIN_NAME": username,
            "PASSWORD": password,
            "CLIENT_APP_ID": "Snowflake UI",
            "CLIENT_APP_VERSION": 20231219004219,

            "EXT_AUTHN_DUO_METHOD": "passcode",
            "PASSCODE": passcode,
        }
    }

    # Convert the data to JSON
    data_json = json.dumps(data).encode("utf-8")

    # Headers
    headers = {
        "Content-Type": "application/json",
    }

    # Create a connection - replace with proxy details if needed
    url = f"https://{account_name}.{region}.snowflakecomputing.com/session/v1/login-request?__uiAppName=Login"

    req = urllib.request.Request(url, data=data_json, headers=headers, method="POST")

    # Perform the request and extract the 'redirectURI'
    try:
        with urllib.request.urlopen(req) as response:
            print(response)
            response_data = json.loads(response.read().decode())

            data2 = {
                "data": {
                    "CLIENT_APP_ID": "Snowflake UI",
                    "CLIENT_APP_VERSION": 20231219004219,
                },
                "inFlightCtx": response_data["data"]["inFlightCtx"]
            }

            # Convert the data to JSON again
            data_json2 = json.dumps(data2).encode("utf-8")

            req2 = urllib.request.Request(url, data=data_json2, headers=headers, method="POST")
            with urllib.request.urlopen(req2) as response2:
                print(response2)
                response_data2 = json.loads(response2.read().decode())

                return response_data2["data"]["redirectURI"]

    except urllib.error.URLError as e:
        print(e.reason)