added content to __init__

__init__.py

@@ -0,0 +1,10 @@
+import enums
+import schemas
+from structures import Embedding, Word, Symbol, Phrase
+
+
+__all__ = [
+    "enums",
+    "schemas",
+    "structures"
+]

structures/__init__.py

@@ -0,0 +1,14 @@
+from embedding import Embedding
+from lexeme import Lexeme
+from word import Word
+from symbol import Symbol
+from phrase import Phrase
+
+
+__all__ = [
+    "Embedding",
+    "Lexeme",
+    "Word",
+    "Symbol",
+    "Phrase",
+]