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-rw-r--r--gn3/computations/partial_correlations.py2
-rw-r--r--tests/unit/computations/test_partial_correlations.py4
2 files changed, 3 insertions, 3 deletions
diff --git a/gn3/computations/partial_correlations.py b/gn3/computations/partial_correlations.py
index 07a67be..156e74c 100644
--- a/gn3/computations/partial_correlations.py
+++ b/gn3/computations/partial_correlations.py
@@ -273,7 +273,7 @@ def build_data_frame(
     if isinstance(zdata[0], float):
         return x_y_df.join(pandas.DataFrame({"z": zdata}))
     interm_df = x_y_df.join(pandas.DataFrame(
-        {"z{}".format(i): val for i, val in enumerate(row)} for row in zdata))
+        {"z{}".format(i): val for i, val in enumerate(zdata)}))
     if interm_df.shape[1] == 3:
         return interm_df.rename(columns={"z0": "z"})
     return interm_df
diff --git a/tests/unit/computations/test_partial_correlations.py b/tests/unit/computations/test_partial_correlations.py
index 7cf8cd8..f25145c 100644
--- a/tests/unit/computations/test_partial_correlations.py
+++ b/tests/unit/computations/test_partial_correlations.py
@@ -392,8 +392,8 @@ class TestPartialCorrelations(TestCase):
                  ((5.1, 6.1 ,7.1), (5.2, 6.2, 7.2), (5.3, 6.3, 7.3)),
                  pandas.DataFrame({
                      "x": (0.1, 1.1, 2.1), "y": (2.1, 3.1, 4.1),
-                     "z0": (5.1, 5.2 ,5.3), "z1": (6.1, 6.2 ,6.3),
-                     "z2": (7.1, 7.2 ,7.3)}))):
+                     "z0": (5.1, 6.1, 7.1), "z1": (5.2, 6.2 ,7.2),
+                     "z2": (5.3, 6.3 ,7.3)}))):
             with self.subTest(xdata=xdata, ydata=ydata, zdata=zdata):
                 self.assertTrue(
                     build_data_frame(xdata, ydata, zdata).equals(expected))