Migrate test_http and fix some test_cursor

Author: surister

src/crate/client/http.py

@@ -326,7 +326,10 @@ def _pool_kw_args(
     return kw
 
 
-def _remove_certs_for_non_https(server, kwargs):
+def _remove_certs_for_non_https(server: str, kwargs: dict) -> dict:
+    """
+    Removes certificates for http requests.
+    """
     if server.lower().startswith("https"):
         return kwargs
     used_ssl_args = SSL_ONLY_ARGS & set(kwargs.keys())

tests/client/test_cursor.py

@@ -21,7 +21,7 @@
 
 import datetime
 from ipaddress import IPv4Address
-from unittest import TestCase, mock
+from unittest import mock
 import pytest
 
 from crate.client.exceptions import ProgrammingError