use _parse_md function

Author: LiamConnors

bin/check-all-md.py

@@ -1,16 +1,15 @@
 from pathlib import Path
 import os
-import re
 import sys
+from run_markdown import _parse_md
 
-PAT = re.compile(r"^```python\n(.+?)\n```", re.MULTILINE | re.DOTALL)
 TMP_FILE = "tmp.py"
 
 for filename in sys.argv[1:]:
     content = Path(filename).read_text()
-    blocks = PAT.findall(content)
-    for i, b in enumerate(blocks):
-        Path(TMP_FILE).write_text(b.strip())
+    blocks = _parse_md(content)
+    for i, block in enumerate(blocks):
+        Path(TMP_FILE).write_text(block["code"].strip())
         sys.stdout.write(f"\n{'=' * 40}\n{filename}: {i}\n")
         sys.stdout.flush()
         sys.stdout.write(f"{'-' * 40}\n")