import and not *an* implementation.

where the symlink resolves to is added to sys.path, not the directory
containing the symlink itself.

Thanks to Sanko Resic for an initial attempt at the patch.

Values in the range of an unsigned long long, but outside of the range
of a signed long long were serialized as a negative value.

Due to a bug in PyObjC my test scripts indicated that the previous behavior
matched Apple's plist code, instead the handle large unsigned values correctly.

The change to plistlib.py is from a patch by Serhiy.

containing non-encodable characters.  Added tests for TarFile.list().
Based on patch by Vajrasky Kok.

containing non-encodable characters.  Added tests for TarFile.list().
Based on patch by Vajrasky Kok.

TestNamedTuple.test_pickle was only testing through protocol 2. Changed to have it automatically test through the most recent version.

CID 1167595

CID 1167595

ensurepip now sets PIP_CONFIG_FILE to os.devnull before
import pip from the wheel file. This also ensures venv
ignores the default settings when bootstrapping pip.

- io.TextIOWrapper (and hence the open() builtin) now use the
  internal codec marking system added for issue #19619
- also tweaked the C code to only look up the encoding once,
  rather than multiple times
- the existing output type checks remain in place to deal with
  unmarked third party codecs.

Do nothing if the pipe is already closed. _loop_writing() may call
_force_close() when it gets ConnectionResetError.

Tulip (changeset d7ac90c0463a)