add parser

programming_runs/generators/parse.py

@@ -0,0 +1,14 @@
+import re
+from typing import Optional
+
+
+def parse_code_block(string: str, lang: str) -> Optional[str]:
+    code_pattern = fr"```{lang}\n(.*?)\n```"
+    match = re.search(code_pattern, string, re.DOTALL)
+    if match:
+        return match.group(1)
+    else:
+        return None
+
+def add_code_block(string: str, lang: str) -> str:
+    return f"```{lang}\n{string}\n```"