api: exp_show: Postprocess empty strings as None.

Makes it easier to manipulate when converting to pandas DataFrame.
syo093c · May 8, 2023 · 1ba3944 · 1ba3944
1 parent 8620b6e
commit 1ba3944
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diff --git a/dvc/api/experiments.py b/dvc/api/experiments.py
@@ -83,6 +83,10 @@ def _postprocess(exp_rows):
                     exp_row[k] = float(v_str)
                 except ValueError:
                     exp_row[k] = v_str
+
+            if not exp_row[k]:
+                exp_row[k] = None
+
     return exp_rows
 
 

diff --git a/tests/func/api/test_experiments.py b/tests/func/api/test_experiments.py
@@ -30,3 +30,5 @@ def test_exp_show(tmp_dir, dvc, scm, exp_stage):  # noqa: F811
     assert exps[0]["metrics.yaml:foo"] == 1.0
     # Postprocessing using `None` as fill value
     assert exps[0]["State"] is None
+    # Postprocessing empty string as `None`
+    assert exps[0]["Experiment"] is None