# Python engine automatically updating to CPython3

**URL:** <https://forum.dynamobim.com/t/python-engine-automatically-updating-to-cpython3/82713>\
**Category:** Revit\
**Tags:** python, cpython3\
**Created:** [November 3, 2022, 3:44am UTC](https://forum.dynamobim.com/t/python-engine-automatically-updating-to-cpython3/82713 "2022-11-03T03:44:00Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![c.poupin](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/c.poupin/32/89152_2.png) [@c.poupin](https://forum.dynamobim.com/u/c.poupin)\
**Post date:** [November 3, 2022, 7:40am UTC](https://forum.dynamobim.com/t/python-engine-automatically-updating-to-cpython3/82713/8 "2022-11-03T07:40:53Z")

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yes 🙄

> [@Custom Nodes : Conversion Xml to Json architecture](https://forum.dynamobim.com/t/custom-nodes-conversion-xml-to-json-architecture/75610):
>
> Hello all I share a Python script to convert old dyf(s) with Xml architecture to new Json architecture (custom node). Conversion to launch from Dynamo Revit higher than 2.04. Note With Dynamo 2.13+ if your custom nodes are written with IronPython2 engine and the dyf’s format is Xml (old dyf architecture) this will default affect to the CPython3 engine instead of the ipy2 engine. \_\_author\_\_ = "Cyril POUPIN" \_\_license\_\_ = "MIT" \_\_version\_\_ = "0.5" import clr import sys import System from Sy…

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