dtg-base

DTG Base Skill

Complete reference for DTG Base module utilities and helpers in Odoo 18.

What is DTG Base?

DTG Base is a custom abstract model (dtg_base.DTGBase) that provides common utility methods for Odoo development. It's designed to be inherited by other models to gain access to helpful utilities.

Quick Reference

Main Guide

File: odoo-18-dtg-base-guide.md

When to use this skill

• Working with DTG Odoo codebase
• Need date/period calculations
• Timezone conversions
• Barcode validation
• Batch processing large recordsets
• Vietnamese text processing
• File zipping utilities

DTGBase Abstract Model

Inherit from DTGBase

Location: addons_customs/erp/dtg_base/models/dtg_base.py

from odoo import models
 
class MyModel(models.Model):
    _name =

File Structure

Utilities Overview

Date & Period Utilities

• find_first_date_of_period(date, period_type) - Get first date of period
• find_last_date_of_period(date, period_type) - Get last date of period
• period_iter(start_date, end_date, period_type) - Iterate over periods

Timezone Conversion

• convert_local_to_utc(local_dt, tz=None) - Convert local datetime to UTC
• convert_utc_to_local(utc_dt, tz=None) - Convert UTC datetime to local

Barcode Utilities

• barcode_exists(barcode, exclude_id=0) - Check if barcode already exists
• get_ean13 barcode) - Generate/check EAN13 barcode

Batch Processing

• splittor(limit=None) - Split recordset into batches for processing

String & Text Utilities

• strip_accents(text) - Remove Vietnamese accents
• _no_accent_vietnamese(text) - Convert Vietnamese text

File Utilities

• zip_dir(source_dir, output_file) - Zip a directory
• zip_dirs(dirs, output_file) - Zip multiple directories
• _get_file_size(file_path) - Get human-readable file size

Number Utilities

• round_decimal(value, decimal_places) - Round to specific decimal places

For detailed documentation, see odoo-18-dtg-base-guide.md