eugeneyan · January 19, 2023 00:04 · Jan 19, 2023
diff --git a/convert_tag_format.py b/convert_tag_format.py
@@ -0,0 +1,49 @@
+"""
+Fixes tags that were converted to links during Obsidian import.
+
+Specifically, it is the first 3 line and the line contains "tags:", convert all [[tag name]] to #tag-name
+"""
+import os
+import re
+from pathlib import Path
+
+DIR = '/Users/eugeneya/obsidian-vault/'
+double_square = re.compile("\[\[(.*?)\]\]")
+
+for file_i, path in enumerate(Path(DIR).glob('*.md')):
+    file_name = str(path).split("/")[-1]
+
+    file_handler = open(path)
+    for line_i, line in enumerate(file_handler):
+        if line_i < 2 and ('tags:' in line or 'tag:' in line):
+            tag_line = line
+
+            tags = double_square.findall(line)
+            if tags:
+                print(f'file {file_i}: {file_name}')
+
+            new_tag_line = '- tags:: '
+            for tag in tags:
+                new_tag_line += f'#{tag.replace(" ", "-")} '
+            new_tag_line += '\n'
+            print(new_tag_line)
+
+            # Save Markdown file with new local file link as a temp file
+            # If there is already a temp version of a file, open that.
+            temp_file_path = DIR + '/temp_' + file_name
+            if os.path.exists(temp_file_path):
+                full_read = open(temp_file_path, errors='ignore')
+            else:
+                full_read = open(path, errors='ignore')
+            data = full_read.read()
+            data = data.replace(tag_line, new_tag_line)
+            with open(temp_file_path, 'wt') as temp_file:
+                temp_file.write(data)
+            if os.path.exists(temp_file_path):
+                os.replace(temp_file_path, path)
+            full_read.close()
+
+        if line_i >= 2:
+            break
+
+    file_handler.close()