Don't over - "design pattern" applications - Sometimes it's just easier to write a simple algorithm than it is to incorporate a singleton or facade pattern.
不要过于注重程序的“设计模式”。有时候，写一个简单的算法，要比引入某种模式更容易。
This is usually a good deal, but even in simple applications, you may need to drop down a level to the Python database interface and write raw SQL for some critical-path operations.
这通常是好的交易，但甚至在简单的应用程序中，您也可能需要下降一个级别到达Python数据库接口，为一些关键路径的操作编写原始sql。
This is usually a good deal, but even in simple applications, you may need to drop down a level to the Python database interface and write raw SQL for some critical-path operations.
这通常是好的交易，但甚至在简单的应用程序中，您也可能需要下降一个级别到达Python数据库接口，为一些关键路径的操作编写原始sql。
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