def _shuffle_underlying_pex_builder(self) -> Tuple[PexInfo, Path]:
"""Replace the original builder with a new one, and just pull files from the old chroot."""
# Ensure that (the interpreter selected to resolve requirements when the ipex is first run) is
# (the exact same interpreter we used to resolve those requirements here). This is the only (?)
# way to ensure that the ipex bootstrap uses the *exact* same interpreter version.
self._builder.info = self._set_major_minor_interpreter_constraint_for_ipex(
self._builder.info, self._builder.interpreter.identity)
# Remove all the original top-level requirements in favor of the transitive == requirements.
self._builder.info = ipex_launcher.modify_pex_info(self._builder.info,
requirements=[])
transitive_reqs = [
dist.as_requirement() for dist in self._distributions.values()
]
self.add_direct_requirements(transitive_reqs)
orig_info = self._builder.info.copy()
orig_chroot = self._builder.chroot()
# Mutate the PexBuilder object which is manipulated by this subsystem.
self._builder = PEXBuilder(interpreter=self._builder.interpreter)
self._builder.info = self._set_major_minor_interpreter_constraint_for_ipex(
self._builder.info, self._builder.interpreter.identity)
self._distributions = {}
return (orig_info, Path(orig_chroot.path()))
def _set_major_minor_interpreter_constraint_for_ipex(
self,
info: PexInfo,
identity: PythonIdentity,
) -> PexInfo:
interpreter_name = identity.requirement.name
major, minor, _patch = identity.version
major_minor_only_constraint = f"{interpreter_name}=={major}.{minor}.*"
return ipex_launcher.modify_pex_info(
info, interpreter_constraints=[str(major_minor_only_constraint)])
def _shuffle_underlying_pex_builder(self) -> Tuple[PexInfo, Path]:
"""Replace the original builder with a new one, and just pull files from the old chroot."""
# Ensure that (the interpreter selected to resolve requirements when the ipex is first run) is
# (the exact same interpreter we used to resolve those requirements here). This is the only (?)
# way to ensure that the ipex bootstrap uses the *exact* same interpreter version.
self._builder.info = ipex_launcher.modify_pex_info(
self._builder.info,
interpreter_constraints=[
str(self._builder.interpreter.identity.requirement)
],
)
orig_info = self._builder.info.copy()
orig_chroot = self._builder.chroot()
# Mutate the PexBuilder object which is manipulated by this subsystem.
self._builder = PEXBuilder(interpreter=self._builder.interpreter)
return (orig_info, Path(orig_chroot.path()))