Update sdks/python/apache_beam/ml/transforms/handlers.py

Co-authored-by: tvalentyn <[email protected]>

sdks/python/apache_beam/ml/transforms/handlers.py

@@ -92,7 +92,7 @@ def __init__(
       coder=coders.registry.get_coder(Any),
   ):
     """
-    Uses PickleCoder to encode/decode the dictonaries.
+    Encodes/decodes items of a dictionary into a single element.
     Args:
       exclude_columns: list of columns to exclude from the encoding.
     """