Normalize dynamic values

warehouse/forklift/legacy.py

@@ -710,6 +710,11 @@ def file_upload(request):
  # this and store this as a list.
  keywords=", ".join(meta.keywords) if meta.keywords else None,
  requires_python=str(meta.requires_python) if meta.requires_python else None,
+ # Since dynamic field values are RFC 822 email headers, which are
+ # case-insensitive, normalize them to title-case so we don't have
+ # to store every possible variation, and can use an enum to restrict them
+ # in the database
+ dynamic=[x.title() for x in meta.dynamic] if meta.dynamic else None,
  **{
  k: getattr(meta, k)
  for k in {
@@ -723,7 +728,6 @@ def file_upload(request):
  "maintainer_email",
  "home_page",
  "download_url",
- "dynamic",
  "provides_extra",
  }
  },