snowflake.snowpark.functions.service¶

snowflake.snowpark.functions.service(service_name: str) → Callable[source]¶

Creates a service function that can be used to call a service method.

Parameters:

service_name – The name of the service to call.

Example:

>>> service_instance = service("TESTSCHEMA_SNOWPARK_PYTHON.FORECAST_MODEL_SERVICE")
>>> # Prepare a DataFrame with the ten expected features
>>> df = session.create_dataframe(
...     [
...         (0.038076, 0.050680, 0.061696, 0.021872, -0.044223, -0.034821, -0.043401, -0.002592, 0.019907, -0.017646),
...     ],
...     schema=["age", "sex", "bmi", "bp", "s1", "s2", "s3", "s4", "s5", "s6"],
... )
>>> # Invoke the model's predict method exposed by the service
>>> result_df = df.select(
...     service_instance("predict")(col("age"), col("sex"), col("bmi"), col("bp"), col("s1"), col("s2"), col("s3"), col("s4"), col("s5"), col("s6"))["output_feature_0"]
... )
>>> result_df.show()
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|"TESTSCHEMA_SNOWPARK_PYTHON.FORECAST_MODEL_SERV...  |
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|220.2223358154297                                   |
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