fix a bug

Author: aignas

python/private/pypi/parse_requirements.bzl

@@ -251,9 +251,7 @@ def parse_requirements(
             for p in target_platforms:
                 requirement_target_platforms[p] = None
 
-        # TODO @aignas 2024-07-15: the `is_exposed` logic here is wrong at the
-        # moment, have to think of a good way to get the value.
-        is_exposed = len(requirement_target_platforms) == len(requirements_by_platform)
+        is_exposed = len(requirement_target_platforms) == len(requirements)
         if not is_exposed and logger:
             logger.debug(lambda: "Package '{}' will not be exposed because it is only present on a subset of platforms: {} out of {}".format(
                 whl_name,