codekingpro/portable-devtools

1# This is a stub package designed to roughly emulate the _yaml2# extension module, which previously existed as a standalone module3# and has been moved into the `yaml` package namespace.4# It does not perfectly mimic its old counterpart, but should get5# close enough for anyone who's relying on it even when they shouldn't.6import yaml7 8# in some circumstances, the yaml module we imoprted may be from a different version, so we need9# to tread carefully when poking at it here (it may not have the attributes we expect)10if not getattr(yaml, '__with_libyaml__', False):11    from sys import version_info12 13    exc = ModuleNotFoundError if version_info >= (3, 6) else ImportError14    raise exc("No module named '_yaml'")15else:16    from yaml._yaml import *17    import warnings18    warnings.warn(19        'The _yaml extension module is now located at yaml._yaml'20        ' and its location is subject to change.  To use the'21        ' LibYAML-based parser and emitter, import from `yaml`:'22        ' `from yaml import CLoader as Loader, CDumper as Dumper`.',23        DeprecationWarning24    )25    del warnings26    # Don't `del yaml` here because yaml is actually an existing27    # namespace member of _yaml.28 29__name__ = '_yaml'30# If the module is top-level (i.e. not a part of any specific package)31# then the attribute should be set to ''.32# https://docs.python.org/3.8/library/types.html33__package__ = ''34