skip sklearn import

scripts/test_publish_api_coverage.py

@@ -26,6 +26,7 @@ def api_coverage_df():
 
 
 def test_api_coverage_produces_expected_schema(api_coverage_df):
+    pytest.importorskip("sklearn")
     if sys.version.split(".")[:2] == ["3", "9"]:
         pytest.skip(
             "Python 3.9 uses older pandas without good microsecond timestamp support."
@@ -55,5 +56,6 @@ def test_api_coverage_produces_expected_schema(api_coverage_df):
 
 
 def test_api_coverage_produces_missing_parameters(api_coverage_df):
+    pytest.importorskip("sklearn")
     """Make sure at least some functions have reported missing parameters."""
     assert (api_coverage_df["missing_parameters"].str.len() > 0).any()