feat: Allow to specify pypi registry for other datasources (#8348)

lib/manager/pip_requirements/extract.spec.ts

@@ -45,8 +45,14 @@ describe('lib/manager/pip_requirements/extract', () => {
   });
   describe('extractPackageFile()', () => {
     let config;
+    const OLD_ENV = process.env;
     beforeEach(() => {
       config = { registryUrls: ['AnExistingDefaultUrl'] };
+      process.env = { ...OLD_ENV };
+      delete process.env.PIP_INDEX_URL;
+    });
+    afterEach(() => {
+      process.env = OLD_ENV;
     });
     it('returns null for empty', () => {
       expect(

lib/manager/pip_requirements/extract.ts

@@ -44,7 +44,7 @@ export function extractPackageFile(
     registryUrls = registryUrls.concat(config.registryUrls);
   } else if (extraUrls.length) {
     // Use default registry first if extra URLs are present and index URL is not
-    registryUrls.push('https://pypi.org/pypi/');
+    registryUrls.push(process.env.PIP_INDEX_URL || 'https://pypi.org/pypi/');
   }
   registryUrls = registryUrls.concat(extraUrls);
 

lib/manager/poetry/extract.spec.ts

@@ -49,8 +49,14 @@ const pyproject9toml = readFileSync(
 describe('lib/manager/poetry/extract', () => {
   describe('extractPackageFile()', () => {
     let filename: string;
+    const OLD_ENV = process.env;
     beforeEach(() => {
       filename = '';
+      process.env = { ...OLD_ENV };
+      delete process.env.PIP_INDEX_URL;
+    });
+    afterEach(() => {
+      process.env = OLD_ENV;
     });
     it('returns null for empty', () => {
       expect(extractPackageFile('nothing here', filename)).toBeNull();

lib/manager/poetry/extract.ts

@@ -82,7 +82,7 @@ function extractRegistries(pyprojectfile: PoetryFile): string[] {
       registryUrls.add(source.url);
     }
   }
-  registryUrls.add('https://pypi.org/pypi/');
+  registryUrls.add(process.env.PIP_INDEX_URL || 'https://pypi.org/pypi/');
 
   return Array.from(registryUrls);
 }