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class PackageDownloadCallbacks(libdnf5.repo.DownloadCallbacks):
# List of descriptions of downloads.
download_descriptions = []
def add_new_download(self, user_data, description, total_to_download):
print(f"Started downloading: {description}, size: {total_to_download}")
# Store the message describing the new download and return its index in the list.
self.download_descriptions.append(description)
return len(self.download_descriptions) - 1
def end(self, user_cb_data, status, msg):
# Get the description based on the index passed in user_cb_data.
description = self.download_descriptions[user_cb_data]
if status is libdnf5.repo.DownloadCallbacks.TransferStatus_SUCCESSFUL:
print(f"Downloaded: {description}")
elif status is libdnf5.repo.DownloadCallbacks.TransferStatus_ALREADYEXISTS:
print(f"Skipped to download: {description}: {msg}")
else:
print(f"Failed to download: {description}: {msg}")
return 0
# Set the download callbacks.
downloader_callbacks = PackageDownloadCallbacks()
base.set_download_callbacks(
libdnf5.repo.DownloadCallbacksUniquePtr(downloader_callbacks))
# Download the packages.
transaction.download()
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