update

I tried a lot of ways，but it dosen't show any information in console. I don't know what's wrong.

import { times } from "lodash";
import React from "react";
import ReactDOM from "react-dom";
import whyDidYouRender from "@welldone-software/why-did-you-render";

if (process.env.NODE_ENV === 'development') {
  const whyDidYouRender = require('@welldone-software/why-did-you-rende

Should add a sentence in FetcherInterface docstring that explains that the public API of the interface is implemented already: implementations of the interface only need to implement the internal

def _fetch(self, url: str) -> Iterator[bytes]

If CPM_SOURCE_CACHE is set to an empty string, CPM fails with file DOWNLOAD error: cannot create directory '/cpm' - Specify file by full.

pipupgrade --verbose (0|1|2..) for info, warning, error, etc.