Tweak comments

4 files changed, 7 insertions, 4 deletions

diff --git a/src/pip/_internal/models/installation_report.py b/src/pip/_internal/models/installation_report.py
index b54afb109..fef3757f2 100644
--- a/src/pip/_internal/models/installation_report.py
+++ b/src/pip/_internal/models/installation_report.py
@@ -14,7 +14,7 @@ class InstallationReport:
     def _install_req_to_dict(cls, ireq: InstallRequirement) -> Dict[str, Any]:
         assert ireq.download_info, f"No download_info for {ireq}"
         res = {
-            # PEP 610 json for the download URL. download_info.archive_info.hash may
+            # PEP 610 json for the download URL. download_info.archive_info.hashes may
             # be absent when the requirement was installed from the wheel cache
             # and the cache entry was populated by an older pip version that did not
             # record origin.json.
diff --git a/src/pip/_internal/operations/prepare.py b/src/pip/_internal/operations/prepare.py
index 343a01bef..dda92d29b 100644
--- a/src/pip/_internal/operations/prepare.py
+++ b/src/pip/_internal/operations/prepare.py
@@ -571,12 +571,15 @@ class RequirementPreparer:
             # Make sure we have a hash in download_info. If we got it as part of the
             # URL, it will have been verified and we can rely on it. Otherwise we
             # compute it from the downloaded file.
+            # FIXME: https://github.com/pypa/pip/issues/11943
             if (
                 isinstance(req.download_info.info, ArchiveInfo)
-                and not req.download_info.info.hash
+                and not req.download_info.info.hashes
                 and local_file
             ):
                 hash = hash_file(local_file.path)[0].hexdigest()
+                # We populate info.hash for backward compatibility.
+                # This will automatically populate info.hashes.
                 req.download_info.info.hash = f"sha256={hash}"
 
         # For use in later processing,
diff --git a/src/pip/_internal/resolution/legacy/resolver.py b/src/pip/_internal/resolution/legacy/resolver.py
index fb49d4169..3a561e6db 100644
--- a/src/pip/_internal/resolution/legacy/resolver.py
+++ b/src/pip/_internal/resolution/legacy/resolver.py
@@ -436,7 +436,7 @@ class Resolver(BaseResolver):
                 req.download_info = cache_entry.origin
             else:
                 # Legacy cache entry that does not have origin.json.
-                # download_info may miss the archive_info.hash field.
+                # download_info may miss the archive_info.hashes field.
                 req.download_info = direct_url_from_link(
                     req.link, link_is_in_wheel_cache=cache_entry.persistent
                 )
diff --git a/src/pip/_internal/resolution/resolvelib/candidates.py b/src/pip/_internal/resolution/resolvelib/candidates.py
index fe83a6123..4d6249944 100644
--- a/src/pip/_internal/resolution/resolvelib/candidates.py
+++ b/src/pip/_internal/resolution/resolvelib/candidates.py
@@ -280,7 +280,7 @@ class LinkCandidate(_InstallRequirementBackedCandidate):
                 ireq.download_info = cache_entry.origin
             else:
                 # Legacy cache entry that does not have origin.json.
-                # download_info may miss the archive_info.hash field.
+                # download_info may miss the archive_info.hashes field.
                 ireq.download_info = direct_url_from_link(
                     source_link, link_is_in_wheel_cache=cache_entry.persistent
                 )