Renamed directories to use them as modules

Literal: Allowed compare with None

utils/literal.py

@@ -21,6 +21,8 @@ class Literal:
 
     def __eq__(self, other):
         """Vergleicht den Wert mit einem anderen Wert."""
+        if other is None:
+            return False
         assert isinstance(other, Literal), "Can only compare with Literal or MemoryCell"
         self.compare_count += 1
         self.read_count += 1
@@ -29,6 +31,8 @@ class Literal:
 
     def __ne__(self, other):
         """Vergleicht den Wert der Speicherzelle mit einem anderen Wert."""
+        if other is None:
+            return True
         assert isinstance(other, Literal), "Can only compare with Literal or MemoryCell"
         self.compare_count += 1
         self.read_count += 1

vorlesung/L05_binaere_baeume/__init__.py

@@ -0,0 +1 @@
+from vorlesung.L05_binaere_baeume.bin_tree import BinaryTree

vorlesung/L05_binaere_baeume/bin_tree.py

@@ -1,4 +1,4 @@
-from bin_tree_node import BinaryTreeNode
+from vorlesung.L05_binaere_baeume.bin_tree_node import BinaryTreeNode
 from utils.project_dir import get_path
 from datetime import datetime