Ensure tests write tab-separated other.csv files

Author: heplesser

testsuite/pytests/sli2py_mpi/test_all_to_all.py

@@ -40,4 +40,4 @@ def test_all_to_all(N):
     nest.Connect(nrns, nrns, "all_to_all")
 
     conns = nest.GetConnections().get(output="pandas").drop(labels=["target_thread", "port"], axis=1)
-    conns.to_csv(OTHER_LABEL.format(nest.num_processes, nest.Rank()), index=False)  # noqa: F821
+    conns.to_csv(OTHER_LABEL.format(nest.num_processes, nest.Rank()), index=False, sep="\t")  # noqa: F821

testsuite/pytests/sli2py_mpi/test_connect_array_mpi.py

@@ -109,4 +109,4 @@ def gids_to_delays(sgids, tgids):
             assert set(actual_weights) <= set(expected_weights)
             assert set(actual_delays) <= set(expected_delays)
 
-    conns.to_csv(OTHER_LABEL.format(nest.num_processes, nest.Rank()), index=False)  # noqa: F821
+    conns.to_csv(OTHER_LABEL.format(nest.num_processes, nest.Rank()), index=False, sep="\t")  # noqa: F821

testsuite/pytests/sli2py_mpi/test_issue_1957.py

@@ -47,7 +47,7 @@ def test_issue_1957():
     if pre_conns:
         # need to do this here, Disconnect invalidates pre_conns
         df = pd.DataFrame.from_dict(pre_conns.get()).drop(labels="target_thread", axis=1)
-        df.to_csv(OTHER_LABEL.format(nest.num_processes, nest.Rank()), index=False)  # noqa: F821
+        df.to_csv(OTHER_LABEL.format(nest.num_processes, nest.Rank()), index=False, sep="\t")  # noqa: F821
 
     nest.Disconnect(nrn, nrn)
     nest.Disconnect(nrn, nrn)

testsuite/pytests/sli2py_mpi/test_issue_2119.py

@@ -51,5 +51,5 @@ def test_issue_2119(kind, specs):
     nrn = nest.Create("iaf_psc_alpha", n=4, params={"V_m": nest.CreateParameter(kind, specs)})
 
     pd.DataFrame.from_dict(nrn.get(["global_id", "V_m"])).dropna().to_csv(
-        OTHER_LABEL.format(nest.num_processes, nest.Rank()), index=False  # noqa: F821
+        OTHER_LABEL.format(nest.num_processes, nest.Rank()), index=False, sep="\t"  # noqa: F821
     )

testsuite/pytests/sli2py_mpi/test_self_get_conns_with_empty_ranks.py

@@ -40,4 +40,4 @@ def test_get_conns_with_empty_ranks():
     nest.Connect(nrns, nrns)
 
     conns = nest.GetConnections().get(output="pandas").drop(labels=["target_thread", "port"], axis=1, errors="ignore")
-    conns.to_csv(OTHER_LABEL.format(nest.num_processes, nest.Rank()), index=False)  # noqa: F821
+    conns.to_csv(OTHER_LABEL.format(nest.num_processes, nest.Rank()), index=False, sep="\t")  # noqa: F821