Merge pull request #2755 from eerovaher/mast-tests-boto3

Skip `mast` remote tests that need `boto3` if it is not installed

Author: bsipocz

astroquery/mast/tests/test_mast_remote.py

@@ -386,6 +386,7 @@ def test_observations_download_file(self, tmp_path):
         assert result == ('COMPLETE', None, None)
 
     def test_get_cloud_uri(self):
+        pytest.importorskip("boto3")
         test_obs_id = '25568122'
 
         # get a product list
@@ -403,6 +404,7 @@ def test_get_cloud_uri(self):
         assert len(uri) > 0, f'Product for OBSID {test_obs_id} was not found in the cloud.'
 
     def test_get_cloud_uris(self):
+        pytest.importorskip("boto3")
         test_obs_id = '25568122'
 
         # get a product list