Create utils/helpers.py

utils/helpers.py

@@ -0,0 +1,27 @@
+from datetime import datetime
+import re
+
+def calculate_age(birth_date_str):
+    """Calculate age from a birth date string (YYYY-MM-DD)."""
+    if not birth_date_str:
+        return None
+    try:
+        birth_date = datetime.fromisoformat(birth_date_str)
+        today = datetime.utcnow()
+        age = today.year - birth_date.year - ((today.month, today.day) < (birth_date.month, birth_date.day))
+        return age
+    except (ValueError, TypeError):
+        return None
+
+def standardize_language(language):
+    """Standardize language codes or text to a consistent format."""
+    if not language:
+        return "en"
+    language = language.lower().strip()
+    language_map = {
+        "english": "en",
+        "french": "fr",
+        "spanish": "es",
+        "german": "de"
+    }
+    return language_map.get(language, re.sub(r'[^a-z]', '', language)[:2])