Restructure packages

mcpacker/model/core/placement.py

@@ -0,0 +1,26 @@
+from mcpacker.model.core.habitat import Habitat
+
+
+# Class ############################################################################################
+
+class Placement:
+    """
+    Abstract base class for placing something into its various habitats.
+    """
+
+    def __init__(self, habitats:tuple[Habitat]=None):
+        self.habitats = habitats
+
+        if not self.habitats:
+            self.habitats = ()
+
+        if isinstance(self.habitats, Habitat):
+            self.habitats = self.habitats.collect()
+
+
+    def __repr__(self) -> str:
+        return (
+            "Placement{" +
+                f"habitats: [{', '.join([repr(h) for h in self.habitats])}]" +
+            "}"
+        )