40 lines
1.2 KiB
Python
40 lines
1.2 KiB
Python
"""Base email backend class."""
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class BaseEmailBackend(object):
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"""
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Base class for email backend implementations.
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Subclasses must at least overwrite send_messages().
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"""
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def __init__(self, fail_silently=False, **kwargs):
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self.fail_silently = fail_silently
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def open(self):
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"""Open a network connection.
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This method can be overwritten by backend implementations to
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open a network connection.
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It's up to the backend implementation to track the status of
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a network connection if it's needed by the backend.
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This method can be called by applications to force a single
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network connection to be used when sending mails. See the
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send_messages() method of the SMTP backend for a reference
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implementation.
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The default implementation does nothing.
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"""
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pass
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def close(self):
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"""Close a network connection."""
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pass
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def send_messages(self, email_messages):
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"""
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Sends one or more EmailMessage objects and returns the number of email
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messages sent.
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"""
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raise NotImplementedError('subclasses of BaseEmailBackend must override send_messages() method')
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