add new android operation(open app,exit,stop)

[kithib]

Features

• xx
• yy

Feature Docs

Influence

You can use EXIT to return to the main interface of the mobile phone and turn off the application that is running in the background You can use stop to return to the task success information You can use OpenApp without XML to turn on the mobile app You can use Click Text without XML to click special text icon Result

Other

[geekan]

/review

[codiumai-pr-agent-pro[bot]]

PR Review

⏱️ Estimated effort to review [1-5]	4, due to the extensive changes across multiple files involving complex functionalities like OCR, image processing, and interaction with external services. The PR integrates multiple new libraries and modifies critical functionalities, requiring a thorough review to ensure compatibility and performance.
🧪 Relevant tests	No
🔍 Possible issues	Possible Bug: The method user_open_app in android_ext_env.py might fail silently if no app name matches the OCR result. This could lead to unexpected behavior without proper error handling or feedback to the caller.
	Performance Concern: The user_click_icon method involves downloading a model file every time it is called, which could significantly affect performance and reliability, especially in a production environment.
🔒 Security concerns	No

Code feedback:

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relevant file	metagpt/environment/android/android_ext_env.py
suggestion	Consider adding error handling or a retry mechanism in the user_open_app method to manage cases where the OCR fails to detect the specified app name. This will improve the robustness of the application. [important]
relevant line	logger.info(f"No App named {app_name}.")

---

relevant file	metagpt/environment/android/android_ext_env.py
suggestion	To improve performance, consider caching the model file locally after the first download in the user_click_icon method, instead of downloading it every time the method is called. This change would reduce latency and bandwidth usage. [important]
relevant line	file_path = download_model(file_url, target_folder)

---

relevant file	metagpt/environment/android/android_ext_env.py
suggestion	Implement a cleanup mechanism for temporary files created during the icon detection process in the user_click_icon method to prevent storage overflow and potential security risks from stale data. [medium]
relevant line	crop_image = f"{i}.jpg"

---

relevant file	metagpt/environment/android/android_ext_env.py
suggestion	Optimize the sleep intervals in get_screenshot method to be configurable or dynamically adjusted based on device response times, which could enhance the responsiveness and efficiency of screen capture operations. [medium]
relevant line	time.sleep(0.1)

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[better629]

lgtm