(e.g. on Android).

(e.g. on Android).

empty compile-time PYTHONPATH components.  This fixes some tests in -S or -I
modes.

empty compile-time PYTHONPATH components.  This fixes some tests in -S or -I
modes.

Patch by Elvis Pranskevichus.

Patch by Elvis Pranskevichus.

Patch by Elvis Pranskevichus.

Patch by Justin Mayfield.

Some built-in coroutine-like objects might not have __name__ or
__qualname__. A good example of such are 'asend', 'aclose' and
'athrow' coroutine methods of asynchronous generators.