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esty783

mcp-weather-israel-playwright

by esty783
README.md
# MCP with Playwright - Weather (Israel)

This project is the MCP (Model Context Protocol) assignment from Malka Baruch's course: "MCP with Playwright".

## Project purpose

The MCP server provides weather forecasts for Israeli cities using Playwright to drive a real browser and scrape data from https://www.weather2day.co.il/forecast. The goal is to enable an LLM (Claude) to control a browser through exposed Tools so it can retrieve live web data without a traditional API.

## What I implemented

Tools (MCP server - `weather_Israel.py`):

1. `open_weather_forecast_israel()`
   - Opens a Chromium browser (headless=False) and navigates to the forecast site. Keeps the browser and Page instances in a global context to persist between Tool calls.

2. `enter_weather_search_israel(city: str)`
   - Types the given city name into the site's search field and waits for the autocomplete list to appear.

3. `select_weather_forecast_city_israel()`
   - Selects the first autocomplete result (or presses Enter) and waits for the forecast page to load.

4. `extract_weather_data_israel()`
   - Extracts the visible forecast text from the loaded page and performs cleaning to remove advertisements and UI noise so the LLM receives only useful weather data.

## How to run

1. From the `project-template` folder:

```powershell
cd C:\Users\user1\Downloads\dovrot-ai-projects-master\dovrot-ai-projects-master\8-mcp\project-template
uv sync
uv run playwright install chromium
```

2. Start the host (terminal chat interface):

```powershell
uv run host.py
```

3. In the host chat prompt, ask a question such as:

- "מה התחזית בתל אביב היום?"
- "תן חיזוי גשם בתל אביב מחר"

The host should route the request to the `weather-Israel` MCP and the LLM will call the Tools in sequence (open → enter → select → extract) to fetch and return the forecast.

## Submission instructions

- Push the repository to GitHub as a public repo.
- Include this `README.md` describing purpose and run instructions.
- Make sure `.env` is not committed with real API keys. Use `.env.example` with placeholders.

## Notes and troubleshooting

- Ensure `ANTHROPIC_API_KEY` is set in your environment if running with the Anthropic SDK (Claude).
- If Playwright selectors break (site changed), update the selectors in `weather_Israel.py` according to the site's HTML (inspect with DevTools).

---

This README follows the course submission guidelines: purpose, run steps, and example queries.

TDQS

A4.2/5.0

Scored across 4 tools

Disambiguation5/5

Each tool has a distinct step in a clear workflow: open site, search, select city, extract data. No overlapping responsibilities.

Naming Consistency5/5

All tools follow a consistent verb_weather_forecast_city_israel snake_case pattern, making the purpose of each clear.

Tool Count5/5

With 4 tools, the set is well-scoped for the specific task of fetching a weather forecast for an Israeli city. No unnecessary tools or omissions.

Completeness4/5

The tools cover the primary workflow, but lack error recovery or reset capabilities (e.g., no tool to handle failed city lookup or restart from scratch). Still sufficient for the intended use case.

Maintenance

ActivityInactive
ResponsivenessNo issues