def save(self, ignore_permissions=None):
		"""Save the current document in the database in the **DocType**'s table or
		`tabSingles` (for single types).

		This will check for user permissions and execute
		`validate` before updating, `on_update` after updating triggers.

		:param ignore_permissions: Do not check permissions if True."""
		if self.flags.in_print:
			return

		if ignore_permissions is not None:
			self.flags.ignore_permissions = ignore_permissions

		if self.get("__islocal") or not self.get("name"):
			self.insert()
			return

		self.check_permission("write", "save")

		self.set_user_and_timestamp()
		self.set_docstatus()
		self.check_if_latest()
		self.set_parent_in_children()
		self.validate_higher_perm_levels()
		self.run_before_save_methods()

		if self._action != "cancel":
			self._validate()

		if self._action == "update_after_submit":
			self.validate_update_after_submit()

		self.set_docstatus()

		# parent
		if self.meta.issingle:
			self.update_single(self.get_valid_dict())
		else:
			self.db_update()

		self.update_children()
		self.run_post_save_methods()

		return self
dataset/ETHPy150Open frappe/frappe/frappe/model/document.py/Document.save/operator `!=` -> `is not`