fix(pypi): pep0427 wheel packages (#4974)

lib/datasource/pypi/index.ts

@@ -87,10 +87,23 @@ function extractVersionFromLinkText(
 ): string | null {
   const prefix = `${depName}-`;
   const suffix = '.tar.gz';
-  if (!(text.startsWith(prefix) && text.endsWith(suffix))) {
-    return null;
+  if (text.startsWith(prefix) && text.endsWith(suffix)) {
+    return text.replace(prefix, '').replace(/\.tar\.gz$/, '');
+  }
+
+  // pep-0427 wheel packages
+  //  {distribution}-{version}(-{build tag})?-{python tag}-{abi tag}-{platform tag}.whl.
+  const wheelPrefix = depName.replace(/[^\w\d.]+/g, '_') + '-';
+  const wheelSuffix = '.whl';
+  if (
+    text.startsWith(wheelPrefix) &&
+    text.endsWith(wheelSuffix) &&
+    text.split('-').length > 2
+  ) {
+    return text.split('-')[1];
   }
-  return text.replace(prefix, '').replace(/\.tar\.gz$/, '');
+
+  return null;
 }
 
 async function getSimpleDependency(