Better rename: testin -> test_in

Author: effigies

nipype/interfaces/tests/test_io.py

@@ -708,10 +708,10 @@ def _mock_get_ssh_client(self):
 
 
 def test_ExportFile(tmp_path):
-    testing = tmp_path / "in.txt"
-    testing.write_text("test string", encoding='utf-8')
+    test_in = tmp_path / "in.txt"
+    test_in.write_text("test string", encoding='utf-8')
     i = nio.ExportFile()
-    i.inputs.in_file = str(testing)
+    i.inputs.in_file = str(test_in)
     i.inputs.out_file = str(tmp_path / "out.tsv")
     i.inputs.check_extension = True
     with pytest.raises(RuntimeError):