Preventing errors where there is no previous wav file.
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@ -85,6 +85,7 @@ class AudioWriter(object):
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file = self.wavefile
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file = self.wavefile
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self.wavefile = self.getWaveFile()
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self.wavefile = self.getWaveFile()
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if file is not None:
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file.close()
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file.close()
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tmp_dir = CoreConfig().get_temporary_directory()
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tmp_dir = CoreConfig().get_temporary_directory()
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