def _show_summary(self, packages: Dict[str, List[str]]) -> None:
to_add = [self.candidates[key] for key in packages["add"]]
to_update = [(self.working_set[key], self.candidates[key])
for key in packages["update"]]
to_remove = [self.working_set[key] for key in packages["remove"]]
lines = []
if to_add:
lines.append(termui.bold("Packages to add:"))
for can in to_add:
lines.append(f" - {can.format()}")
if to_update:
lines.append(termui.bold("Packages to update:"))
for prev, cur in to_update:
lines.append(
f" - {termui.green(cur.name, bold=True)} "
f"{termui.yellow(prev.version)} -> {termui.yellow(cur.version)}"
)
if to_remove:
lines.append(termui.bold("Packages to remove:"))
for dist in to_remove:
lines.append(
f" - {termui.green(dist.metadata['Name'], bold=True)} "
f"{termui.yellow(dist.version)}")
if lines:
self.ui.echo("\n".join(lines))
def _show_headline(self, packages: Dict[str, List[str]]) -> None:
add, update, remove = packages["add"], packages["update"], packages[
"remove"]
if not any((add, update, remove)):
self.ui.echo("All packages are synced to date, nothing to do.\n")
return
results = [termui.bold("Synchronizing working set with lock file:")]
results.extend([
f"{termui.green(str(len(add)))} to add,",
f"{termui.yellow(str(len(update)))} to update,",
f"{termui.red(str(len(remove)))} to remove",
])
self.ui.echo(" ".join(results) + "\n")