Python 版本过旧：ImportError: cannot import name '_setup_dialog` from 'tkinter.simpledialog' 遇到这个报错，是因为 Python 版本太旧。 以 Python 3.9 为例，最新的 IDLE 3.9 所使用的 _setup_dialog 函数是在 Python 3.9.5 添加的。
Encode and decode messages using sound waves. Support for multiple transmission protocols. Optional real-time audio transmission and reception via PyAudio. GGWave transmits data using frequency-shift ...
Houston police officers respond to a body found in the Brays Bayou on Dec. 22, 2025. Houston police recovered two dead bodies Monday from two different local bayous. Their discovery means there have ...
Abstract: The high Doppler effect and severe multipath delay are among the major challenges in air-to-ground (A2G) communication scenarios, where the maximum multipath delay may exceed the duration of ...
Abstract: In drone warfare, enemy interception or jamming of signals directly leads to mission failure. To enhance the drone's resistance to interception and jamming, a communication system employing ...
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