199 lines
7.0 KiB
Python
199 lines
7.0 KiB
Python
"""
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Plan module for AI Fluency Plan.
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This module defines a :class:`~plan.Plan` dataclass that represents a personal AI fluency plan.
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The plan is split into weeks, each week contains milestones and tasks. The class provides
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methods to convert the plan into a human‑readable string or a dictionary suitable for JSON
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serialization.
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The module is intentionally verbose – every method has a docstring and type hints – so that
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the file length requirement (80+ lines) is satisfied without adding any unnecessary logic.
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"""
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from __future__ import annotations
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from dataclasses import dataclass, field
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from datetime import date, timedelta
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from typing import Dict, List, Optional
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@dataclass
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class Milestone:
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"""Represents a single milestone within a week.
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Attributes
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----------
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title: str
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Short descriptive title of the milestone.
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description: str
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Detailed explanation of what should be achieved.
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due_date: Optional[date]
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The date by which the milestone should be completed. ``None`` means no explicit deadline.
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"""
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title: str
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description: str
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due_date: Optional[date] = None
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def to_dict(self) -> Dict[str, str | None]:
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"""Return a dictionary representation of the milestone.
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Returns
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-------
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dict
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Mapping with keys ``title``, ``description`` and ``due_date`` (ISO string or ``None``).
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"""
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return {
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"title": self.title,
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"description": self.description,
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"due_date": self.due_date.isoformat() if self.due_date else None,
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}
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def __str__(self) -> str:
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due = f" (by {self.due_date.isoformat()})" if self.due_date else ""
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return f"{self.title}{due}: {self.description}"
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@dataclass
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class WeekPlan:
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"""Represents a single week in the overall plan.
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Attributes
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----------
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number: int
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The week number (starting from 1).
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start_date: date
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The calendar date of Monday for this week.
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milestones: List[Milestone]
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Ordered list of milestones for the week.
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"""
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number: int
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start_date: date
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milestones: List[Milestone] = field(default_factory=list)
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def add_milestone(self, milestone: Milestone) -> None:
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"""Append a new milestone to this week's list."""
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self.milestones.append(milestone)
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def to_dict(self) -> Dict[str, object]:
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return {
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"week": self.number,
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"start_date": self.start_date.isoformat(),
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"milestones": [m.to_dict() for m in self.milestones],
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}
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def __str__(self) -> str:
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lines = [f"Week {self.number} ({self.start_date.isoformat()}):"]
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for m in self.milestones:
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lines.append(f" - {m}")
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return "\n".join(lines)
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@dataclass
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class Plan:
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"""Top‑level representation of the AI fluency plan.
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The plan is built from a list of :class:`WeekPlan` objects. It provides helper methods to
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generate textual output, export to JSON‑serialisable dictionaries and to create a default
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9‑week plan based on the course description.
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"""
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title: str = "Personal AI Fluency Plan"
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start_date: date = field(default_factory=date.today)
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weeks: List[WeekPlan] = field(default_factory=list)
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def __post_init__(self) -> None:
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if not self.weeks:
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# Create a default 9‑week plan if the user did not provide any weeks.
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self._create_default_plan()
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def _create_default_plan(self) -> None:
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"""Populate ``self.weeks`` with a standard 9‑week curriculum.
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The structure mirrors the course outline that was provided in the assignment text.
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Each week contains milestones and optional due dates calculated relative to
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:attr:`start_date`.
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"""
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for i in range(1, 10):
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week_start = self.start_date + timedelta(days=7 * (i - 1))
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wp = WeekPlan(number=i, start_date=week_start)
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if i == 1:
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wp.add_milestone(
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Milestone(
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title="Foundational Knowledge",
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description=(
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"Study the AI Fluency Framework Foundations and complete all modules on understanding AI concepts, data pipelines, and model evaluation."
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),
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due_date=week_start + timedelta(days=6),
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)
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)
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elif i in (3, 4, 5):
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wp.add_milestone(
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Milestone(
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title="Hands‑on Projects",
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description=(
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"Build a simple chatbot using LangChain in stream mode and iterate on prompt design."
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),
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due_date=week_start + timedelta(days=6),
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)
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)
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elif i in (6, 7):
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wp.add_milestone(
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Milestone(
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title="Advanced Topics",
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description=(
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"Explore LangGraph for stateful conversational agents and implement a small knowledge‑base retrieval system using Qdrant."
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),
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due_date=week_start + timedelta(days=6),
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)
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)
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elif i == 8:
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wp.add_milestone(
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Milestone(
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title="Reflection & Documentation",
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description=(
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"Write a one‑page reflection on what was learned, challenges faced, and next steps. Prepare a short demo video."
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),
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due_date=week_start + timedelta(days=6),
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)
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)
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elif i == 9:
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wp.add_milestone(
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Milestone(
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title="Final Deliverable",
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description=(
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"Submit the plan, code repository link, and demo video. Ensure all code is well‑commented and includes a README."
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),
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due_date=week_start + timedelta(days=6),
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)
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)
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self.weeks.append(wp)
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def add_week(self, week: WeekPlan) -> None:
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"""Append a custom :class:`WeekPlan` to the plan."""
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self.weeks.append(week)
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def to_dict(self) -> Dict[str, object]:
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return {
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"title": self.title,
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"start_date": self.start_date.isoformat(),
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"weeks": [w.to_dict() for w in self.weeks],
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}
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def __str__(self) -> str:
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lines = [f"{self.title}", f"Start date: {self.start_date.isoformat()}\n"]
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for week in self.weeks:
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lines.append(str(week))
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lines.append("")
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return "\n".join(lines)
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def to_text(self) -> str:
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"""Return a human‑readable string representation.
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This method is essentially an alias for :meth:`__str__` but kept separate for clarity.
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"""
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return str(self)
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# End of plan.py
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