handle what Gemini suggested

Author: aignas

python/private/pypi/whl_metadata.bzl

@@ -143,10 +143,11 @@ def _parse_entry_points(contents):
         if not start:
             continue
 
-        if start and not line:
+        if start and line.startswith("["):
             break
 
         line, _, _comment = line.partition("#")
+        line = line.strip()
         if not line:
             continue
 

tests/pypi/whl_metadata/whl_metadata_tests.bzl

@@ -188,7 +188,8 @@ interesting # with comments
 foo = foomod:main
 # One which depends on extras:
 foobar = importable.foomod:main_bar [bar, baz]
-# With a comment at the end
+
+  # With a comment at the end
 foobarbaz = foomod:main.attr # comment
 
 [something else]