def METHOD_NAME(document_follow=None):
	frappe.set_user("Administrator")
	if frappe.db.exists("User", "test@docsub.com"):
		doc = frappe.delete_doc("User", "test@docsub.com")
	doc = frappe.new_doc("User")
	doc.email = "test@docsub.com"
	doc.first_name = "Test"
	doc.last_name = "User"
	doc.send_welcome_email = 0
	doc.document_follow_notify = 1
	doc.document_follow_frequency = "Hourly"
	doc.__dict__.update(document_follow.__dict__ if document_follow else {})
	doc.insert()
	doc.add_roles("System Manager")
	return doc