Added better exceptions

src/cpl_query/_query/single_query.py

@@ -1,9 +1,13 @@
 from typing import Optional
 
+from cpl_query.exceptions import ArgumentNoneException, ExceptionArgument
 from cpl_query.extension.iterable_abc import IterableABC
 
 
 def single_query(_list: IterableABC) -> any:
+    if _list is None:
+        raise ArgumentNoneException(ExceptionArgument.list)
+
     if len(_list) > 1:
         raise Exception('Found more than one element')
     elif len(_list) == 0:
@@ -13,6 +17,9 @@ def single_query(_list: IterableABC) -> any:
 
 
 def single_or_default_query(_list: IterableABC) -> Optional[any]:
+    if _list is None:
+        raise ArgumentNoneException(ExceptionArgument.list)
+
     if len(_list) > 1:
         raise Exception('Index out of range')
     elif len(_list) == 0: