py27-protobuf3 @4.21.12: error: use of undeclared identifier 'PyUnicode_AsUTF8AndSize'

[ryandesign (Ryan Carsten Schmidt)]

​https://build.macports.org/builders/ports-11_x86_64-builder/builds/115758/steps/install-port/logs/stdio

google/protobuf/pyext/extension_dict.cc:235:7: error: use of undeclared identifier 'PyUnicode_AsUTF8AndSize'
  if (PyString_AsStringAndSize(arg, &name, &name_size) < 0) {
      ^
google/protobuf/pyext/extension_dict.cc:55:16: note: expanded from macro 'PyString_AsStringAndSize'
               PyUnicode_AsUTF8AndSize(ob, (sizep)))) == nullptr \
               ^
1 error generated.

[jmroot (Joshua Root)]

That function is only available in Python 3.3 and later.

[jmroot (Joshua Root)]

Apparently the last version with 2.7 support was ​3.17.3, so the 27 subport could be reverted to that. However, there appears to be only one port (ola) that needs py27-protobuf3.

[mrdomino (Jōshin)]

Proposed fix: ​https://github.com/macports/macports-ports/pull/22212

[Jōshin <git@…>]

In c9ffe46f3a314c6ad63ca52791b7204604b60cc8/macports-ports (master):

py27-protobuf3: revert to last compatible version

Closes: #67518