... <看更多>

The distinction between "self" and "cls" is defined in PEP 8 . As Adrien said, this is not mandatory. It's a coding style. PEP 8 says:. ... <看更多>

... <看更多>

It's easier to just write small CLs in the first place. What is Small? In general, the right size for a CL is one self-contained change. This means that: The ... ... <看更多>