Python Transformer in Mule | Python Script in Mule




Python Transformer in Mule | Python Script in Mule


Python Transformer is used to execute a python code.We can write python script in the transformer or refer python file from a location.


flow of Python transformer :



Above example contains a simple if-else condition in python script.


Python Transformer configuration :





URL :  http://localhost:8085/api/python
Method : POST


 Input : 



Output : 





XML project code :



<?xml version="1.0" encoding="UTF-8"?>

<mule xmlns:http="http://www.mulesoft.org/schema/mule/http" xmlns:scripting="http://www.mulesoft.org/schema/mule/scripting" xmlns="http://www.mulesoft.org/schema/mule/core" xmlns:doc="http://www.mulesoft.org/schema/mule/documentation"
xmlns:spring="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-current.xsd
http://www.mulesoft.org/schema/mule/core http://www.mulesoft.org/schema/mule/core/current/mule.xsd
http://www.mulesoft.org/schema/mule/http http://www.mulesoft.org/schema/mule/http/current/mule-http.xsd
http://www.mulesoft.org/schema/mule/scripting http://www.mulesoft.org/schema/mule/scripting/current/mule-scripting.xsd">
    <http:listener-config name="HTTP_Listener_Configuration" host="0.0.0.0" port="8085" basePath="/api" doc:name="HTTP Listener Configuration"/>
    <flow name="test_pythontransformerFlow">
        <http:listener config-ref="HTTP_Listener_Configuration" path="/python" doc:name="HTTP"/>
        <object-to-string-transformer doc:name="Object to String"/>
        <scripting:transformer doc:name="Python">
            <scripting:script engine="jython"><![CDATA[a = int(payload)
b = 50
if b > a:
  print("b is greater than a")
else:
  print("a is greater than b")]]></scripting:script>
        </scripting:transformer>
    </flow>
</mule>