09-18-周四_15-54-29
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@@ -211,7 +211,7 @@ if __name__ == '__main__':
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print('主程序')
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print('主程序')
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```
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```
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使用join方法
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使用join方法,此方法会等待子进程结束
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```python
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```python
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import time
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import time
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@@ -583,7 +583,7 @@ if __name__ == '__main__':
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p.start()
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p.start()
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```
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```
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用说来保护票
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用锁来保护票
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```python
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```python
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#文件db的内容为:{"count":1}
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#文件db的内容为:{"count":1}
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