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import libdnf5
# Create a new Base object
base = libdnf5.base.Base()
# Optionally load configuration from the config files.
base.load_config()
# Override the detected system architecture, similar to how the
# `--forcearch=aarch64` switch works in the dnf5 command line tool.
vars = base.get_vars().get()
vars.set("arch", "aarch64")
# This is sufficient for loading repositories and querying packages using the
# `aarch64` architecture.
# However, if you also want to run a transaction (e.g., you want to modify a
# foreign system from "outside" using `installroot`), you need to set the
# `ignorearch` option to instruct RPM to permit packages that are incompatible
# with the system architecture.
base.get_config().get_ignorearch_option().set(True)
# The base.setup() call configures the architecture for the solver, so the
# `arch` variable needs to be set beforehand.
base.setup()
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