从音频文件中识别语音

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1. import speech_recognition as sr& l* F' P$ w7 F' U, P
   
2. 
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3. recognizer = sr.Recognizer()+ _3 k( f% f; ?3 D( K: p  d
   
4. audio_file = "audio-file.wav"
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5. 
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6. with sr.AudioFile(audio_file) as source:
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7.     audio = recognizer.record(source)
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8. 7 L4 k* ^; k) h/ {
   
9.     try:  ^* b7 q8 [9 @, F6 l
   
10.         print("音频中说的是：" + recognizer.recognize_google(audio))
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11.     except sr.UnknownValueError:0 {' D( q' B% S7 A7 M9 X
    
12.         print("无法识别音频")
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