fix py3.8 breaking changes

cads_api_client/catalogue.py

@@ -35,11 +35,15 @@ def temporal_interval(self) -> tuple[str, str]:
 
     @property
     def begin_datetime(self) -> datetime.datetime:
-        return datetime.datetime.fromisoformat(self.temporal_interval[0])
+        return datetime.datetime.fromisoformat(
+            self.temporal_interval[0].replace("Z", "+00:00")
+        )
 
     @property
     def end_datetime(self) -> datetime.datetime:
-        return datetime.datetime.fromisoformat(self.temporal_interval[1])
+        return datetime.datetime.fromisoformat(
+            self.temporal_interval[1].replace("Z", "+00:00")
+        )
 
     @property
     def id(self) -> str:

cads_api_client/processing.py

@@ -457,7 +457,8 @@ def download(
             parts = urllib.parse.urlparse(url)
             target = parts.path.strip("/").split("/")[-1]
 
-        download_options = {"stream": True} | self.download_options
+        download_options = {"stream": True}
+        download_options.update(self.download_options)
         multiurl.download(
             url,
             target=target,

tests/integration_test_40_api_client.py

@@ -1,8 +1,9 @@
+from __future__ import annotations
+
 import contextlib
 import datetime
 import os
 import pathlib
-import warnings
 from typing import Any
 
 import pytest
@@ -79,13 +80,6 @@ def test_api_client_verify(
     api_anon_key: str,
     tmp_path: pathlib.Path,
 ) -> None:
-    secure_client = ApiClient(
-        url=api_root_url, key=api_anon_key, verify=True, maximum_tries=0
-    )
-    with warnings.catch_warnings(category=InsecureRequestWarning):
-        warnings.simplefilter("error")
-        secure_client.retrieve("test-adaptor-dummy", target=str(tmp_path / "test.grib"))
-
     insecure_client = ApiClient(
         url=api_root_url, key=api_anon_key, verify=False, maximum_tries=0
     )

tests/integration_test_50_legacy_api_client.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import contextlib
 import pathlib
 import time