Fixing test for python backward compatibility.

dev_tools/tests/test_nyaml2nxdl.py

@@ -1,5 +1,3 @@
-import os
-
 from click.testing import CliRunner
 
 from ..nyaml2nxdl import nyaml2nxdl as conv
@@ -8,18 +6,18 @@
 
 def test_conversion():
     root = find_definition_file("NXentry")
-    result = CliRunner().invoke(conv.launch_tool, ["--input-file", root])
+    result = CliRunner().invoke(conv.launch_tool, ["--input-file", str(root)])
     assert result.exit_code == 0
     # Replace suffixes
-    yaml = root.with_suffix("").with_suffix(".yaml")
-    yaml = yaml.with_stem(yaml.stem + "_parsed")
-    result = CliRunner().invoke(conv.launch_tool, ["--input-file", yaml])
+    yaml = root.with_suffix("").with_suffix(".yaml")  # replace .nxdl.xml
+    yaml = yaml.with_name(yaml.stem + "_parsed.yaml")  # extend file name with _parsed
+    result = CliRunner().invoke(conv.launch_tool, ["--input-file", str(yaml)])
     assert result.exit_code == 0
-    new_root = yaml.with_suffix(".nxdl.xml")
+    new_root = yaml.with_suffix(".nxdl.xml")  # replace yaml
     with open(root, encoding="utf-8", mode="r") as tmp_f:
         root_content = tmp_f.readlines()
     with open(new_root, encoding="utf-8", mode="r") as tmp_f:
         new_root_content = tmp_f.readlines()
     assert root_content == new_root_content
-    os.remove(yaml)
-    os.remove(new_root)
+    yaml.unlink()
+    new_root.unlink()