tests: Import from public modules when possible

Tests should try to be as close as possible as real code.

Signed-off-by: Leandro Lucarella <[email protected]>

Author: llucax

tests/microgrid/test_datapipeline.py

@@ -19,7 +19,7 @@
 from pytest_mock import MockerFixture
 
 from frequenz.sdk.microgrid._data_pipeline import _DataPipeline
-from frequenz.sdk.timeseries._resampling import ResamplerConfig
+from frequenz.sdk.timeseries import ResamplerConfig
 
 from ..utils.mock_microgrid_client import MockMicrogridClient
 

tests/timeseries/test_moving_window.py

@@ -15,9 +15,12 @@
 from frequenz.channels import Broadcast, Sender
 from frequenz.quantities import Quantity
 
-from frequenz.sdk.timeseries import UNIX_EPOCH, Sample
-from frequenz.sdk.timeseries._moving_window import MovingWindow
-from frequenz.sdk.timeseries._resampling import ResamplerConfig
+from frequenz.sdk.timeseries import (
+    UNIX_EPOCH,
+    MovingWindow,
+    ResamplerConfig,
+    Sample,
+)
 
 
 @pytest.fixture(autouse=True)