Make sure paths also work on Windows

download_files_from_LGL_BW.py

@@ -151,13 +151,13 @@ def extract_region(output_dir: Path, location_name: str, wkt: str) -> None:
 
     with open(params_path, 'w') as f:
         f.write("--input\n")
-        f.write(','.join(f"{gml}" for gml in gml_inputs))
+        f.write(','.join(f"{gml.as_posix()}" for gml in gml_inputs))
         f.write("\n")
         f.write("--output\n")
-        f.write(f'"{output_file}"\n')
+        f.write(f'"{output_file.as_posix()}"\n')
         f.write('--local\n')
         f.write("--wkt\n")
-        f.write(f'"{wkt_path}"\n')
+        f.write(f'"{wkt_path.as_posix()}"\n')
 
     result = subprocess.run(['java', '-classpath', f'{region_chooser_libs}',
                              'eu.simstadt.regionchooser.RegionChooserCLI',