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release-ulmo
openedx/core/lib/mail_utils.py
23 строки
782 B
Feanil Patel
Run `2to3 -f future . -w`
30 дек 2019, 18:35
30 дек 2019, 18:35
9cf2f9f
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""" Utilities related to mailing. """ import textwrap MAX_LINE_LENGTH = 900 def wrap_message(message, width=MAX_LINE_LENGTH): """ RFC 2822 states that line lengths in emails must be less than 998. Some MTA's add newlines to messages if any line exceeds a certain limit (the exact limit varies). Sendmail goes so far as to add '!\n' after the 990th character in a line. To ensure that messages look consistent this helper function wraps long lines to a conservative length. """ lines = message.split('\n') wrapped_lines = [textwrap.fill( line, width, expand_tabs=False, replace_whitespace=False, drop_whitespace=False, break_on_hyphens=False ) for line in lines] wrapped_message = '\n'.join(wrapped_lines) return wrapped_message