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title: “1-out Python UDF” description: “User-defined function operator in Python script” category: “Python” operator_type: “PythonUDFSourceV2” tags: [user-defined-functions, python]

Home > User Defined Functions > Python

Input Properties

Property	Requirement	Type	Default	Description
Python script	✓	Code (python)	See template below	Input your code here
Worker count	✓	Integer	1	Specify how many parallel workers to launch
Columns		List	-	The columns of the source
↳ Attribute Name	✓	String	-
↳ Attribute Type	✓	string, integer, long, double, boolean, timestamp, binary, large_binary	-
Parameters		List	-	Values inferred from active self.UiParameter(...) calls. See UI parameters.

Default Code Template

Python script

# Define UiParameter inside GenerateOperator.open().
# Example: self.count = self.UiParameter("count", AttributeType.INT).value
# See the Python UDF operator documentation for supported types and behavior.
#
# from pytexera import *
# class GenerateOperator(UDFSourceOperator):
# 
#     @overrides
#     
#     def produce(self) -> Iterator[Union[TupleLike, TableLike, None]]:
#         yield

Output Ports

Port	Mode
0	Set Snapshot