Gantt Chart Generator

Gantt Chart Generator

Business Case

Problem Statement

Schedule visualization challenges:

• Complex task dependencies
• Progress tracking
• Critical path visibility
• Multi-level WBS display

Solution

Generate interactive Gantt charts from schedule data with dependency visualization, progress tracking, and export capabilities.

Technical Implementation

import pandas as pd
from typing import Dict, Any, List, Optional
from dataclasses import dataclass, field
from datetime import date, timedelta
from enum import Enum


class TaskStatus(Enum):
    NOT_STARTED = "not_started"
    IN_PROGRESS = "in_progress"
    COMPLETED = "completed"
    DELAYED = "delayed"
    ON_HOLD = "on_hold"


class DependencyType(Enum):
    FS = "finish_to_start"
    SS = "start_to_start"
    FF = "finish_to_finish"
    SF = "start_to_finish"


@dataclass