warn => warning

Fixes #43

mkdocs_drawio_exporter/exporter.py

@@ -159,7 +159,7 @@ def drawio_executable_paths(self, platform):
                 program_files.append(os.environ['ProgramFiles(x86)'])
             return [os.path.join(dir, 'draw.io', 'draw.io.exe') for dir in program_files]
         else:
-            self.log.warn('Draw.io executable paths not known for platform "{}"'.format(platform))
+            self.log.warning('Draw.io executable paths not known for platform "{}"'.format(platform))
 
     def prepare_cache_dir(self, cache_dir, docs_dir):
         """Ensure the cache path is set, absolute and exists.
@@ -264,7 +264,7 @@ def ensure_file_cached(self, source, source_rel, page_index, drawio_executable,
             self.log.debug('Source file appears unchanged; using cached copy from "{}"'.format(cache_filename))
         else:
             if not drawio_executable:
-                self.log.warn('Skipping export of "{}" as Draw.io executable not available'.format(source))
+                self.log.warning('Skipping export of "{}" as Draw.io executable not available'.format(source))
                 return (None, exit_status)
 
             self.log.debug('Exporting "{}" to "{}"'.format(source, cache_filename))

mkdocs_drawio_exporter/plugin.py

@@ -91,4 +91,4 @@ def on_post_build(self, config):
             try:
                 copy_file(cache_filename, abs_dest_path)
             except FileNotFoundError:
-                log.warn('Export successful, but wrote no output file')
+                log.warning('Export successful, but wrote no output file')

mkdocs_drawio_exporter/tests/exporter.py

@@ -27,9 +27,9 @@ def setUp(self):
         self.exporter = DrawIoExporter(self.log)
 
     def test_drawio_executable_paths_warns_on_unknown_platform(self):
-        self.log.warn = MagicMock()
+        self.log.warning = MagicMock()
         self.exporter.drawio_executable_paths('win32-but-stable')
-        self.log.warn.assert_called_once()
+        self.log.warning.assert_called_once()
 
     def test_prepare_cache_dir_defaults(self):
         assert len(self.exporter.prepare_cache_dir(None, sep + 'docs'))
@@ -138,13 +138,13 @@ def test_ensure_file_cached_aborts_if_drawio_executable_unavailable(self):
         self.exporter.export_file = MagicMock()
         self.exporter.export_file.return_value = 0
 
-        self.log.warn = MagicMock()
+        self.log.warning = MagicMock()
 
         cache_filename, exit_status = self.exporter.ensure_file_cached(
                 source, source_rel, 0, drawio_executable, [], cache_dir, 'svg')
 
         assert exit_status == None
-        self.log.warn.assert_called_once()
+        self.log.warning.assert_called_once()
 
     def test_ensure_file_cached_skips_export_if_cache_fresh(self):
         source = sep + join('docs', 'diagram.drawio')