added image ai-moderation

ai-moderation/app/moderation/profanity/lemmatizer.py

@@ -0,0 +1,20 @@
+import pymorphy3
+
+
+class Lemmatizer:
+
+
+  def __init__(self):
+
+    self.morph = pymorphy3.MorphAnalyzer()
+
+
+
+  def normalize(
+      self,
+      word: str
+  ) -> str:
+
+    result = self.morph.parse(word)
+
+    return result[0].normal_form