I find the reason
'''
[python-editor]
url = pypi
version = 1.0
summary = Programmatically open an editor, capture the result.
files = /private/var/mobile/Containers/Shared/AppGroup/5FEC4389-8C70-4202-8AF1-C02CD4FBFC59/Pythonista3/Documents/site-packages/editor.py
dependency =
'''
editor.py is python-editor 's file name