add function to queue.py

@frappe.whitelist()
def import_coa_job(file_name, company):
	# delete existing data for accounts
	unset_existing_data(company)

	# create accounts
	file_doc, extension = get_file(file_name)

	if extension == "csv":
		data = generate_data_from_csv(file_doc)
	else:
		data = generate_data_from_excel(file_doc, extension)

	frappe.local.flags.ignore_root_company_validation = True
	forest = build_forest(data)
	create_charts(company, custom_chart=forest, from_coa_importer=True)

	# trigger on_update for company to reset default accounts
	set_default_accounts(company)

def import_coa(file_name, company):
    frappe.enqueue(import_coa_job, queue="long", job_name="import_coa_job", file_name=file_name, company=company)