Data Import does not support recursive tree doctypes like Item Group

Description of the issue

The ERPNext Chart of Accounts Importer supports the recursive tree structure The main Data import tool does not

Context information (for bug reports)

Output of bench version

Frappe Framework: v13.x.x-develop () (develop)

Steps to reproduce the issue

1. Create a tree in ERPNext Item Group
2. Export it (using the Data Import tool)
3. Delete the tree
4. Import the same file

Observed result

Errors about the Parent Item Group not existing when it’s already in the file

Expected result

Import success

Stacktrace / full error message

Import File Errors and Warnings
COLUMN 3 (Parent Item Group)
The following values do not exist for Item Group: Surfaces, Accessories

[ankush]

Sounds like this could be due to order of operations/insertion, so we might need to first build the tree in memory and then insert it. Good catch 👍

[federicocalvo]

hi, If there is a PR with the solution but some documentation issues are missing, shouldn’t it be helped to pass this point?

It leaves the importer out of place in any erpnext categorization.