feat: Ensure non-empty dataset

Author: caffeine-addictt

src/thread/thread.py

@@ -368,8 +368,10 @@ def __init__(
 
         Raises
         ------
+        AssertionError: invalid `dataset`
         AssertionError: invalid `max_threads`
         """
+        assert len(dataset) > 0, 'dataset cannot be empty'
         assert 0 <= max_threads, 'max_threads cannot be set to 0'
 
         self._threads = []