26 lines
553 B
Python
26 lines
553 B
Python
from __future__ import unicode_literals
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from django.utils.translation import ugettext
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class DocumentCheckoutError(Exception):
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"""
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Base checkout exception
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"""
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pass
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class DocumentNotCheckedOut(DocumentCheckoutError):
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"""
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Raised when trying to checkin a document that is not checkedout
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"""
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pass
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class DocumentAlreadyCheckedOut(DocumentCheckoutError):
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"""
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Raised when trying to checkout an already checkedout document
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"""
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def __unicode__(self):
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return ugettext('Document already checked out.')
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