blank-line-after-decorator (E304)
Derived from the pycodestyle linter.
Fix is always available.
This rule is unstable and in preview. The --preview
flag is required for use.
What it does
Checks for extraneous blank line(s) after function decorators.
Why is this bad?
There should be no blank lines between a decorator and the object it is decorating.
Example
Use instead: