Handle structure dataset handler duplicated log (#3221)

Signed-off-by: Nelson Chen <[email protected]>

Author: arbaobao

flytekit/types/structured/__init__.py

@@ -12,6 +12,8 @@
     StructuredDatasetEncoder
 """
 
+import functools
+
 from flytekit.deck.renderer import ArrowRenderer, TopFrameRenderer
 from flytekit.lazy_import.lazy_module import is_imported
 from flytekit.loggers import logger
@@ -25,13 +27,15 @@
 )
 
 
+@functools.lru_cache(maxsize=None)
 def register_csv_handlers():
     from .basic_dfs import CSVToPandasDecodingHandler, PandasToCSVEncodingHandler
 
     StructuredDatasetTransformerEngine.register(PandasToCSVEncodingHandler(), default_format_for_type=True)
     StructuredDatasetTransformerEngine.register(CSVToPandasDecodingHandler(), default_format_for_type=True)
 
 
+@functools.lru_cache(maxsize=None)
 def register_pandas_handlers():
     import pandas as pd
 
@@ -42,6 +46,7 @@ def register_pandas_handlers():
     StructuredDatasetTransformerEngine.register_renderer(pd.DataFrame, TopFrameRenderer())
 
 
+@functools.lru_cache(maxsize=None)
 def register_arrow_handlers():
     import pyarrow as pa
 
@@ -52,6 +57,7 @@ def register_arrow_handlers():
     StructuredDatasetTransformerEngine.register_renderer(pa.Table, ArrowRenderer())
 
 
+@functools.lru_cache(maxsize=None)
 def register_bigquery_handlers():
     try:
         from .bigquery import (
@@ -72,6 +78,7 @@ def register_bigquery_handlers():
         )
 
 
+@functools.lru_cache(maxsize=None)
 def register_snowflake_handlers():
     try:
         from .snowflake import PandasToSnowflakeEncodingHandlers, SnowflakeToPandasDecodingHandler