refactor: simplify from_dataframe method to directly return DataFrame view

Author: kosiew

python/datafusion/table_provider.py

@@ -56,14 +56,8 @@ def from_dataframe(cls, df: Any) -> TableProvider:
         """Create a :class:`TableProvider` from a :class:`DataFrame`."""
         from datafusion.dataframe import DataFrame as DataFrameWrapper
 
-        dataframe = (
-            df if isinstance(df, DataFrameWrapper) else DataFrameWrapper(df)
-        )
-
-        provider = dataframe.into_view()
-        if isinstance(provider, cls):
-            return provider
-        return cls(provider)
+        df = df if isinstance(df, DataFrameWrapper) else DataFrameWrapper(df)
+        return df.into_view()
 
     @classmethod
     def from_view(cls, df: Any) -> TableProvider: