resolvePythonModuleMember (`mod.member` after `import mod` / `from pkg import
mod`) looks the member up with pythonModuleSymbol, so a package's
__init__.py re-exports lead to the definition.
Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
pythonModuleSymbol: a name imported from a module is its top-level
definition, or one the module re-exports by name (`from .tokens import
Token`) or through a star import (`from .users import *`, read from source),
three packages deep, memoized.
Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>