redact passwords in output when using --find-links (#6489)

Author: anlutro

news/6489.bugfix

@@ -0,0 +1 @@
+Hide passwords in output when using ``--find-links``.

src/pip/_internal/index.py

@@ -660,7 +660,8 @@ def get_formatted_locations(self):
             )
         if self.find_links:
             lines.append(
-                "Looking in links: {}".format(", ".join(self.find_links))
+                "Looking in links: {}".format(", ".join(
+                    redact_password_from_url(url) for url in self.find_links))
             )
         return "\n".join(lines)
 

tests/unit/test_index.py

@@ -183,14 +183,18 @@ def test_get_formatted_locations_basic_auth():
     """
     index_urls = [
         'https://pypi.org/simple',
-        'https://user:[email protected]',
+        'https://repo-user:repo-[email protected]',
     ]
-    finder = PackageFinder.create([], index_urls, session=[])
+    find_links = [
+        'https://links-user:[email protected]'
+    ]
+    finder = PackageFinder.create(find_links, index_urls, session=[])
 
     result = finder.get_formatted_locations()
-    assert 'user' in result
-    assert '****' in result
-    assert 'pass' not in result
+    assert 'repo-user:****@repo.domain.com' in result
+    assert 'repo-pass' not in result
+    assert 'links-user:****@page.domain.com' in result
+    assert 'links-pass' not in result
 
 
 @pytest.mark.parametrize(