### Install mitmproxy using Homebrew

Source: https://mitmproxy.org

Use this command to install mitmproxy on macOS or Linux systems with Homebrew.

```bash
brew install mitmproxy
```

--------------------------------

### Python Script for mitmproxy Addon

Source: https://mitmproxy.org

This Python script demonstrates how to create a mitmproxy addon. It shows how to redirect requests to a different host and how to respond directly from the proxy.

```python
from mitmproxy import http

def request(flow: http.HTTPFlow):
    # redirect to different host
    if flow.request.pretty_host == "example.com":
        flow.request.host = "mitmproxy.org"
    # answer from proxy
    elif flow.request.path.endswith("/brew"):
    	flow.response = http.Response.make(
            418, **b**"I'm a teapot",
        )
```

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