error handling fixed, all tests passed.

Signed-off-by: Shashank Mittal <[email protected]>

src/scribe_data/utils.py

@@ -158,11 +158,9 @@ def get_language_iso(language: str) -> str:
     """
     try:
         iso_code = str(langcodes.find(language).language)
-        return iso_code
-    except langcodes.LanguageTagError:
+    except LookupError:
         raise ValueError(f"{language.capitalize()} is currently not a supported language for ISO conversion.")
-
-
+    return iso_code
 
 def get_language_from_iso(iso: str) -> str:
     """
@@ -178,11 +176,12 @@ def get_language_from_iso(iso: str) -> str:
         str
             The name for the language which has an ISO value of iso.
     """
-    try:
-        language_name = str(Language.make(language=iso).display_name())
-        return language_name
-    except langcodes.LanguageTagError:
-        raise ValueError(f"{iso} is currently not a supported ISO language.")
+
+    language_name = str(Language.make(language=iso).display_name())
+    if "Unknown language" in str(language_name):
+        raise ValueError(f"{iso.upper()} is currently not a supported ISO language.")
+    return language_name
+
 
 def get_language_words_to_remove(language: str) -> list[str]:
     """