def handle(self, project: Project, options: argparse.Namespace) -> None:
package = options.package
req = parse_requirement(package)
repository = project.get_repository()
# reverse the result so that latest is at first.
matches = repository.find_candidates(
req, project.environment.python_requires, True)
latest = next(iter(matches), None)
if not latest:
stream.echo(
stream.yellow(f"No match found for the package {package!r}"),
err=True)
return
latest_stable = next(filter(filter_stable, matches), None)
installed = project.environment.get_working_set().get(package)
metadata = latest.get_metadata()
if metadata._legacy:
result = ProjectInfo(dict(metadata._legacy.items()), True)
else:
result = ProjectInfo(dict(metadata._data), False)
if latest_stable:
result.latest_stable_version = str(latest_stable.version)
if installed:
result.installed_version = str(installed.version)
stream.display_columns(list(result.generate_rows()))
def handle(self, project: Project, options: argparse.Namespace) -> None:
project.environment = BareEnvironment(project)
result = project.get_repository().search(options.query)
terminal_width = None
if sys.stdout.isatty():
terminal_width = get_terminal_size()[0]
working_set = project.environment.get_working_set()
print_results(project.core.ui, result, working_set, terminal_width)
def do_lock(
project: Project,
strategy: str = "all",
tracked_names: Optional[Iterable[str]] = None,
requirements: Optional[Dict[str, Dict[str, Requirement]]] = None,
) -> Dict[str, Candidate]:
"""Performs the locking process and update lockfile.
:param project: the project instance
:param strategy: update stratege: reuse/eager/all
:param tracked_names: required when using eager strategy
:param requirements: An optional dictionary of requirements, read from pyproject
if not given.
"""
check_project_file(project)
# TODO: multiple dependency definitions for the same package.
repository = project.get_repository()
requirements = requirements or project.all_dependencies
allow_prereleases = project.allow_prereleases
requires_python = project.python_requires
if strategy == "all":
provider = BaseProvider(repository, requires_python, allow_prereleases)
else:
provider_class = (ReusePinProvider
if strategy == "reuse" else EagerUpdateProvider)
preferred_pins = project.get_locked_candidates("__all__")
provider = provider_class(
preferred_pins,
tracked_names or (),
repository,
requires_python,
allow_prereleases,
)
flat_reqs = list(
itertools.chain(*[deps.values() for _, deps in requirements.items()]))
# TODO: switch reporter at io level.
with halo.Halo(text="Resolving dependencies", spinner="dots") as spin:
reporter = SpinnerReporter(flat_reqs, spin)
mapping, dependencies, summaries = resolve(provider, reporter,
requirements,
requires_python)
data = format_lockfile(mapping, dependencies, summaries)
spin.succeed("Resolution success")
project.write_lockfile(data)
return mapping
def handle(self, project: Project, options: argparse.Namespace) -> None:
package = options.package
if package:
req = parse_requirement(package)
repository = project.get_repository()
# reverse the result so that latest is at first.
matches = repository.find_candidates(
req, project.environment.python_requires, True
)
latest = next(iter(matches), None)
if not latest:
project.core.ui.echo(
termui.yellow(f"No match found for the package {package!r}"),
err=True,
)
return
latest_stable = next(filter(filter_stable, matches), None)
metadata = latest.metadata
else:
if not project.meta.name:
raise PdmUsageError("This project is not a package")
metadata = project.meta
package = normalize_name(metadata.name)
latest_stable = None
assert metadata
project_info = ProjectInfo(metadata)
if any(getattr(options, key, None) for key in self.metadata_keys):
for key in self.metadata_keys:
if getattr(options, key, None):
project.core.ui.echo(project_info[key])
return
installed = project.environment.get_working_set().get(package)
if latest_stable:
project_info.latest_stable_version = str(latest_stable.version)
if installed:
project_info.installed_version = str(installed.version)
project.core.ui.display_columns(list(project_info.generate_rows()))
def do_lock(
project: Project,
strategy: str = "all",
tracked_names: Iterable[str] | None = None,
requirements: list[Requirement] | None = None,
dry_run: bool = False,
refresh: bool = False,
) -> dict[str, Candidate]:
"""Performs the locking process and update lockfile."""
check_project_file(project)
if refresh:
locked_repo = project.locked_repository
repo = project.get_repository()
mapping: dict[str, Candidate] = {}
dependencies: dict[str, list[Requirement]] = {}
with project.core.ui.open_spinner("Re-calculating hashes..."):
for key, candidate in locked_repo.packages.items():
reqs, python_requires, summary = locked_repo.candidate_info[key]
candidate.hashes = repo.get_hashes(candidate)
candidate.summary = summary
candidate.requires_python = python_requires
ident = cast(str, key[0])
mapping[ident] = candidate
dependencies[ident] = list(map(parse_requirement, reqs))
lockfile = format_lockfile(project, mapping, dependencies)
project.write_lockfile(lockfile)
return mapping
# TODO: multiple dependency definitions for the same package.
provider = project.get_provider(strategy, tracked_names)
if not requirements:
requirements = [
r for deps in project.all_dependencies.values() for r in deps.values()
]
resolve_max_rounds = int(project.config["strategy.resolve_max_rounds"])
ui = project.core.ui
with ui.logging("lock"):
# The context managers are nested to ensure the spinner is stopped before
# any message is thrown to the output.
with ui.open_spinner(title="Resolving dependencies", spinner="dots") as spin:
reporter = project.get_reporter(requirements, tracked_names, spin)
resolver: Resolver = project.core.resolver_class(provider, reporter)
signals.pre_lock.send(project, requirements=requirements, dry_run=dry_run)
try:
mapping, dependencies = resolve(
resolver,
requirements,
project.environment.python_requires,
resolve_max_rounds,
)
except ResolutionTooDeep:
spin.fail(f"{termui.Emoji.LOCK} Lock failed")
ui.echo(
"The dependency resolution exceeds the maximum loop depth of "
f"{resolve_max_rounds}, there may be some circular dependencies "
"in your project. Try to solve them or increase the "
f"{termui.green('`strategy.resolve_max_rounds`')} config.",
err=True,
)
raise
except ResolutionImpossible as err:
spin.fail(f"{termui.Emoji.LOCK} Lock failed")
ui.echo(format_resolution_impossible(err), err=True)
raise ResolutionImpossible("Unable to find a resolution") from None
else:
data = format_lockfile(project, mapping, dependencies)
spin.succeed(f"{termui.Emoji.LOCK} Lock successful")
signals.post_lock.send(project, resolution=mapping, dry_run=dry_run)
project.write_lockfile(data, write=not dry_run)
return mapping
