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.. i18n: :mod:`process` is one of those dependencies. Also install some of the :mod:`hr` modules for
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.. i18n: the second example in this chapter, such as :mod:`hr_attendance`, :mod:`hr_contract`,
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.. i18n: :mod:`hr_holidays`, and :mod:`hr_holidays_request`.
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For this chapter you should start with a fresh database that includes demonstration data,
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with :mod:`sale` and its dependencies installed and no particular chart of accounts configured.