Added check_field_is_empty decorator to cleaning.py. This makes sure the cleaning checks are skipped when a field is empty. Note that Djanog will raise it's own ValidationError when a required field is empty before attempting to clean it. Patch by: Lennard de Rijk Reviewed by: to-be-reviewed.

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from django.db.backends import BaseDatabaseClient

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from django.conf import settings

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import os

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class DatabaseClient(BaseDatabaseClient):

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    executable_name = 'sqlite3'

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    def runshell(self):

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        args = ['', settings.DATABASE_NAME]

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        os.execvp(self.executable_name, args)